Merriam - Webster's Dictionary (POCKET DICTIONARY) A-Z SERIES Flashcards
40,000 (in progress) entries with clear and concise definitions
A
1st letter of the alphabet; indefinite article: one or some used to indicate an unspecified or unidentified individual
The history of letter A is the first letter of the classical and modern Latin alphabet. The original form of the letter, which comes from the Proto-Sinaitic script (from which Hebrew, Greek, Latin, Arabic, and Cyrillic scripts are derived), is probably the head of an ox. The A stands for different vowel sounds in different languages.
aardvark
ant-eating African mammal
The Aardvark is a nocturnal mammal native to Africa, it is not closely related to the pig, but is the only living species of the order Tubulidentata. The aardvark is found over much of the southern two-thirds of the African continent, avoiding areas that are mainly rocky. It can dig out hills using its sharp claws and powerful legs
aback
surprise
The word aback is derived from the Middle English word abak
abacus
calculating instrument using rows of beads
An abacus contains balls mostly wooden or glass beads. The oldest known computing tool, probably of Sumerian origin around 2700 and 2300 BC
abaft
toward or at the stern
Composition of English prefix a- βonβ and baft, short for bi-aft, by aft.
abalone
large edible shellfish
Ears, large sea snails from the family Haliotidae.
Also, a board game with 61 holes, representing a hexagonal playing field.
abandon
give up without intent to reclaim
This word is primary refers to renunciation of a right in order to avoid an associated obligation.
- Insurance
- The assignment of ownership of a wrecked or missing item against payment of the full sum insured is also considered an abandon
abandon
thorough yielding to impulses
abandoned
morally unrestrained
abate
decrease or lessen
abase
lower in dignity
abash
embarrass
abatement
tax reduction
abattoir
slaughterhouse
abbess
head of a convent
abbey
monastery or convent
abbot
head of a monastery
abbreviate
shorten
abdicate
renounce
abdomen
body area between chest and pelvis; hindmost part of an insect
abduct
kidnap
abed
in bed
abberation
deviation or distortion
abet
incite or encourage
abeyance
state of inactivity
abhor
hate
abide
endure; remain, last, or reside
adject
low in spirit or hope
abjure
renounce; abstain from
ablaze
on fire
able
having sufficient power, skill, or efficient
-able
capable of, fit for, or worthy of; tending, given, or liable to
ablution
washing of oneβs body
abnegate
relinquish; renounce
abnormal
deviating from the normal or average
aboard
on, onto, or within a car, ship, or aircraft
abode
residence
abolish
do away with
abominable
thoroughly unpleasant or revolting
abominate
hate
aboriginal
original; primitive
aborigine
original inhabitant
abort
terminate prematurely
abortion
spontaneous or induced termination of pregnancy
abound
be plentiful
about
on every side of; on the verge of; having as a subject
above
in or to a higher place; more than
aboveboard
without deception
abrade
wear away by rubbing
abrasive
substance for grinding, smoothing, or polishing; tending to abrade; causing irritation
abreast
side by side; up to a standard or level
abridge
shorten or condense
abroad
over a wide area; outside oneβs country
abrogate
annul or revoke
abrupt
sudden; so quick as to seem rude
abscess
collection of pus surrounded by inflamed tissue
abscond
run away and hide
absent
not present; keep oneself away
absentminded
unaware of oneβs surroundings or actions
absolute
pure; free from restriction; definite
absolution
remission of sins
absolve
set free of the consequences of guilt
absorb
suck up or take in as a sponge does; engage (oneβs attention)
absorption
process of absorbing
abstain
refrain from doing something
abstemious
sparing in use of food or drink
abstract
expressing a quality apart from an object; not representing something specific; remove or separate; make an abstract of
abstraction
act of abstraction; abstract idea or work of art
abstruse
hard to understand
absurd
ridiculous or unreasonable
abundant
more than enough
abuse
misuse; mistreat; attack with words; corrupt practice; improper use; mistreatment; coarse and insulting speech
abut
touch along a border
abutment
part of a bridge that supports weight
abysmal
immeasurably deep; wretched
abyss
immeasurably deep gulf
-ac
one affected with
acacia
leguminous tree or shrub
academic
relating to schools or colleges; theoretical
academy
private high school; society of scholars or artists
acanthus
prickly Mediterranean herb; ornament representing acanthus leaves
accede
become a party to an agreement; express approval; enter upon an office
accelerate
bring about earlier; speed up
accelerator
pedal for controlling the speed of a motor vehicle
accent
distinctive manner or pronunciation; prominence is given to one syllable of a word; mark over a vowel in writing or printing to indicate pronunciation
accentuate
stress or show off by a contrast
accept
receive willingly; agree to
access
capability or way of approaching
accession
something added; act of taking office
accessory
nonessential addition; one guilt of aiding a criminal
accident
event occurring by chance or uninterionally; chance
acclaim
praise
acclamation
eager applause; unanimous vote
acclimate
acclimatize
acclimatize
accustom to a new climate or situation
accolade
expression of praise
accommodate
adapt; provide with something needed; hold without crowding
accommodation
quarters; act of accommodating
accompany
go or occur with; play supporting music
accomplice
associate in crime
accomplish
do, fulfill, or bring about
accord
grant; agree; agreement; willingness to act
accordingly
consequently
according to
in conformity with; as stated by
accordion
keyboard instrument with a bellows and reeds
accost
approach and speak to esp. aggressively
account
statement of business transactions; credit arrangement with a vendor; report; worth; sum deposited in a bank
accountable
responsible
accountant
one skilled in accounting
accounting
financial record keeping
accoutre
equip
accoutrement
accessory item; identifying characteristic
accredit
approve officially; attribute
accrue
be added by periodic growth
accumulate
collect or pile up
accurate
free from error
accursed
being under a curse; damnable
accuse
charge with and offense
accused
defendant in a criminal case
accustom
make familiar through use or experience
ace
one the excels
acerbic
sour or biting in temper, mood, or tone
acetaminophen
pain reliever
acetate
fabric or plastic derived from acetic acid
acetic acid
an acid found in vinegar
acetylene
colorless gas used as a fuel in welding
ache
suffer a dull persistent pain; yearn
achieve
gain by work or effort
acid
sour or biting to the taste; sharp in manner; of or relating to an acid: a sour water-soluble chemical compound that reacts with a base to form a salt
acknowledge
admit as true; admit the authority of; express thanks for
acme
highest point
acne
skin disorder marked esp. by pimples
acolyte
assistant to a member of clergy in a religious service
acorn
nut of the oak
acoustic
relating to hearing or sound
acoustics
science or sound; qualities in a room that affect how sound is heard
acquaint
inform; make familiar
acquaintance
personal knowledge; a person with whom one is acquainted
acquiesce
consent or submit
acquire
gain
acquisition
a gaining or something gained
acquit
pronounce not guilt; conduct (oneself) usu. well
acre
lands; 4840 square yards
acreage
area in acres
acrid
sharp and biting
acrimony
harshness of language or feeling
acrobat
performer of tumbling feats
across
to or on the opposite side; on so as to cross
acrylic
plastic used for molded parts or in paints; synthetic textile fiber
act
thing done; law; main division of a play: perform in a play; conduct oneself; operate; produce an effect
action
legal proceeding; manner or method of performing; activity; a thing done over a period of time or in stages; combat; events of a literary plot; operating mechanism
activate
make active or reactive
active
causing action or change; lively, vigorous, or energetic; erupting or likely to erupt; now in operation
activity
quality or state of being active; what one is actively doing
actor
one that acts
actress
woman who acts in plays
actual
really existing
actuary
one who calculates insurance risks and premiums
actuate
put into action
acumen
mental keenness
acupuncture
treatment by puncturing the body with needles
acute
sharp; containing less than 90 degrees; mentally alert; severe
ad
advertisement
adage
old familiar saying
adament
insistent
adapt
adjust to be suitable for a new use or condition
add
join to something else so as to increase in amount; say further; find a sum
adder
poisonous European snake; No. American snake
addict
one who is psychologically or physiologically dependent (as on a drug): cause to become an addict
additional
existing as a result of adding
additive
substance added to another
addle
confuse
address
direct oneβs remarks to; mark an address on; formal speech; place where a person may be reached or mail may be delivered
adduce
offer as proof
adenoid
enlarged tissue near the opening of the nose into the throat
adept
highly skilled
adequate
good or plentiful enough
adhere
remain loyal; stick fast
adhesive
tending to adhere
adhesion
act or state of adhering
adieu
farewell
adjacent
situated near or next
adjective
word that serves as a modifier of a noun
adhoin
be next to
adjourn
end a meeting
adjudge
think or pronounce to be; award by judicial decision
adjudicate
settle judicially
adjunct
something joined or added but not essential
adjunct
something joined or added but not essential
adjust
fix, adapt, or set right
adjutant
aide esp. to a commanding officer
adlib
speak without preparation
administer
manage; give out esp. in doses
administration
process of managing; persons responsible for managing
administrator
one that manages
admirable
worthy of admiration
admiral
commissioned officer in the navy ranking next below a fleet admiral
admire
have high regard for
admissible
that can be permitted
admission
act of admitting; admittance or a fee paid for this; acknowledgment of a fact
admit
allow to enter; permit; recognize as genuine
admittance
permission to enter
admixture
thing added in mixing; mixture
admonished
rebuke
ado
fuss; trouble
adobe
sun-dried building
adolescence
period of growth between childhood and maturity
adopt
take (a child of other parents) as oneβs own child; take up and practice as oneβs own
adore
worship; be extremely fond of
adorn
decorate with ornaments
adrift
afloat without motive power or moorings; without guidance or purpose
adroit
dexterous or shrewd
adult
fully developed and mature; grown-up person
adulterate
make impure by mixture
adultery
sexual unfaithfulness of a married person
advance
bring or move forward; promote; lend; forward movement; improvement; offer: being ahead of time
advantage
superiority of position; benefit or gain
advent
period before Christmas; a coming into being or use
adventitious
accidental
adventure
risky undertaking; an exciting experience
adverb
word that modifies a verb, an adjective, or another adverb
adversary
enemy or rival
adverse
opposing or unfavorable
adversity
hard times
advert
refer
advertise
call public attention to
advertising
business of preparing advertisements
advice
recommendation with regard to a course of action
advisable
wise or prudent
advise
give advice to
advisement
careful consideration
advisory
having to power to advise
advocate
one who argues or pleads for a cause or proposal
adze
tool for shaping wood
aegis
protection or sponsorship
aeon
EON
aerate
ply or impregnate with air
aerial
inhabiting, occurring in, or done in the air: antenna
aerie
eagleβs nest
aerobic
using or needing oxygen
aerobics
exercises that produce a marked increase respiration and heart rate
aerodynamics
science of bodies in motion in a gas
aeronautics
science dealing with aircraft
aerosol
liquid or solid particles suspended in a gas;substance sprayed as an aerosol
aerospace
earthβs atmosphere and the space beyond
aesthetic
relating to beauty
aesthetics
branch of philosophy dealing with beauty
afar
from, at, or to a great distance
affable
easy to talk to
affair
something that relates to or involves one
affect
assume for effect
affect
produce an effect on
affected
pretending to some trait; artificially assumed to impress
affecting
arousing pity or sorrow
affection
kind or loving feeling
affidavit
sworn statement
affiliate
become a member or branch
affinity
close attraction or relationship
affirm
assert positively
affirmative
asserting the truth or existence of something: statement of affirmation or agreement
affix
attach
afflict
cause pain and distress to
affluence
wealth
afford
manage to hear the cost of; provide
affray
fight
affront
insult
afghan
crocheted or knitted blanket
afire
being on fire
aflame
flaming
afloat
floating
afoot
on foot; in progress
aforesaid
said or named before
afraid
filled with fear
afresh
anew
aft
to or toward the stern or tail
after
at a later time; behind in place or time; in pursuit of: following the time when; later; located toward the back
afterlife
existence after death
aftermath
results
afternoon
time between noon and evening
afterthought
later thought
afterward
at a later time
again
once more; on the other hand; in addition
against
directly opposite to; in opposition to; so as to touch or strike
agape
having the mouth open in astonishment
agate
quartz with bands or masses of various colors
age
length of time of life or existence; particular time in life (as majority or the latter part); quality of being old; long time; period in history: become old or mature
-age
aggregate action or process; a result of; rate of; place or; state or rank; fee
aged
old; allowed to mature
ageless
eternal
agency
one through which something is accomplished; office or function of an agent; government administrative division
agenda
list of things to be done
agent
means; a person acting or doing business for another
aggrandize
make great or greater
aggravate
make more severe; irritate
aggression
unprovoked attack; hostile behavior;
aggressive
easily provoked to fight; hard-working and enterprising
aggrieve
cause grief to; inflict injury on
aghast
struck with amazement or horror
agile
able to move quickly and easily
agitate
shake or stir back and forth; excite or trouble the mind of; try to arouse public feeling
agnostic
one who doubts the existence of God
ago
earlier than the present
agog
full of excitement
agonize
suffer mental agony
agony
extreme pain or mental distress
agrarian
relating to land ownership or farming interests
agree
be of the same opinion; express willingness; get along together; be similar; be appropriate, suitable, or helpful
agreeable
pleasing; will to give approval
agreement
harmony of opinion or purpose; mutual understanding or arrangement
agriculture
farming
aground
on or onto the bottom or shore
ague
fever with recurrent chills and sweating; malaria
ahead
in, or toward the front; into or for the future; in a more advantageous position
ahead or
in front or advance of; in excess of
ahoy
used in hailing
aid
provide help or support
aids
helper
AIDS
a serious disease of the human immune system
ail
trouble; be ill
aileron
the movable part of an airplane wing
aliment
bodily disorder
aim
point or direct (as a weapon); direct oneβs efforts; an aiming or the direction of aiming; object or purpose
air
a mixture of gases surrounding the earth; melody; outward appearance; artificial manner; compressed air; travel by or use of aircraft; the medium of transmission of radio waves; exposure to the air; broadcast
air-condition
equip with an apparatus (air conditioner) for filtering and cooling the air
aircraft
craft that flies
Aire-dale terrier
large terrier with a hard wiry coat
air-field
airport or its landing field
air force
military organization for conducting warfare by air
air-lift
a transporting of esp. emergency supplies by aircraft
air-line
air transportation system
air-mail
system of transporting mail by airplane
air-man
aviator; enlisted man in the air force in one of the 3 Ranks below sergeant
airman basic
enlisted man of the lowest rank in the air force
airman first class
enlisted man in the air force ranking just below sergeant
air-plane
fixed-wing aircraft heavier than air
airport
place for landing aircraft and usu. for receiving passengers
airship
powered lighter-than-air aircraft
air-strip
airfield runway
air-tight
tightly sealed to prevent the flow of air
air-waves
medium of transmission of radio waves
airy
delicate; breezy
aisle
passage between sections or rows
ajar
partly open
akimbo
having the hand on the hip and the elbow turned outward
akin
related by blood: similar in kind
-al
of, relating to, or characterized by
alabaster
white or translucent mineral
alacrity
cheerful readiness
arm
warning signal or device; fear at sudden danger; warn; frighten
alas
used to express unhappiness, pity, or concern
albatross
large seabird
al-be-it
even though
albino
person or animal with abnormally white skin
album
book for displaying a collection (as of photographs); collection of recordings
albumen
white of an egg; albumin
albumin
protein found in blood, milk, egg white, and tissues
alchemy
medieval chemistry
alcohol
intoxicating agent in liquor; liquor
alcoholic
a person affected by alcoholism
alcoholism
addiction to alcoholic beverages
alcove
a recess in a room or wall
alderman
city official
ale
beerlike beverage
alert
watchful; quick to perceive and act
ale-wife
fish of the herring family
alfalfa
cloverlike forage plant
alga
any of a group of lower plants that includes seaweed
algebra
branch of mathematics
alias
otherwise called: assumed name
alibi
defense of having been elsewhere when a crime was committed; justification: offer an excuse
alien
foreign-born resident; extraterrestrial
alienate
cause to be no longer friendly
alight
dismount
align
bring into line
alike
identical or very similar: equally
alimentary
relating to or functioning in nutrition
alimony
money paid to a separated or divorced spouse
alive
having life; lively or animated
alkali
strong chemical base
all
the whole of; greatest possible; every one of; wholly; so much; for each side; whole number or amount; everything or everyone
Allah
God of Islam
all-around
versatile
allay
alleviate; calm
allege
assert without proof
allegiance
loyalty
allegory
a story in which figures and actions are symbols of general truths
alleluia
hallelujah
allergen
something that causes allergy
alleviate
relieve or lessen
alley
a place for bowling; narrow passage between buildings
alliance
association
alligator
large aquatic reptile related to the crocodiles
alliteration
repetition of initial sounds of words
allocate
assign
allot
distribute
allow
admit or concede; permit
allowance
allotted share; money given regularly for expenses
alloy
metals melted together
all right
satisfactorily; yes; certainly
all-spice
berry of a West Indian tree made into a spice