Roots Prefix Suffix O-P Flashcards
obstetr/o
midwife
octa-
eight
octi-
eight
ocul/o
eye
odont/o
tooth
-oid
resembling
-ole
little, small
ole/o
oil
olfact/o
smell
olig/o
scanty, few, little
-oma
tumor, mass
om/o
shoulder
omphal/o
navel
onc/o
tumor, mass
onych/o
nail
o/o
egg, ovum
oophor/o
ovary
ophry/o
eyebrow
ophthalm/o
eye
-opia
vision
-opsia
vision
opisth/o
backward, behind
op/o
juice, face
-opsy
to view
opt/o
eye, vision
or/o
mouth
orch/o
testis
orchi/o
testis
orchid/o
testis
-orexia
appetite
organ/o
organ
ornith/o
bird
orth/o
straight, normal, correct
osche/o
scrotum
oscill/o
to swing
-osis
condition, status, abnormal increase
osm/o
sense of smell, odor, impulse
-osmia
sense of smell, odor, impulse
osphresi/o
sense of smell, odor
-osphresia
sense of smell, odor
oste/o
bone
ot/o
ear
ov/o
egg, ovum
ov/i
egg, ovum
ovari/o
ovary
ox/o
oxygen
-oxia
oxygen
oxy-
sharp, quick, sour
pachy-
thick
-pagus
conjoined twins
pala/o
palate
pale/o
old
palin-
recurrence, repetition
pali-
recurrence, repetition
palliat/o
soothe, relieve
palp/o
to touch gently
palpat/o
to touch gently
palpebr/o
eyelid
palpit/o
flutter, throbbing
palpitat/o
flutter, throbbing
pan-
all
pancreat/o
pancreas
pant/o
all, whole
papill/o
nipple-like, papilla
papul/o
papule, pimple
para-
alongside, near, beyond, abnormal
-para
to bear, bring forth
-parous
to bear, bring forth
parasit/o
parasite
parathyroid/o
parathyroid
-paresis
partial paralysis
-partum
childbirth, labor
patell/o
patella
path/o
disease
-pause
cessation
pector/o
chest
ped/o
foot, child
pedicul/o
louse
pel/o
mud
pelv/i
pelvis
-penia
deficiency
pent-
five
penta-
five
-pepsia
digestion
per-
through, throughout
percuss/o
to tap
peri-
around, surrounding
perine/o
perineum
peritone/o
peritoneum
per/o
deformed, maimed
perone/o
fibula
perspir/o
breathe through
pest/i
plague, pests
peta-
quadrillion
-petal
moving toward, seeking
petr/o
stone, petrous region of temporal bone
-pexy
fixation
phac/o
lens
phag/o
eating, ingestion
-phagia
eating, ingestion
phak/o
lens
phalang/o
phalanges
phall/o
penis
phaner/o
visible, apparent
pharmac/o
drugs
phas/o
speech
-phasia
speech
phe/o
dusky
phen/o
appearance
-pheresis
removal
-phil
affinity for, tendency towards
-philia
affinity for, tendency towards
phim/o
muzzle
phleb/o
vein
-phobia
fear, aversion
phob/o
fear, aversion
phon/o
voice, sound
-phonia
voice, sound
-phore
bearer, processor
phor/o
bearer, processor
-phoresis
bearing, transmission
phosphat/o
phosphate
phot/o
light
phren/o
mind, diaphragm
phyc/o
seaweed, algae
phyl/o
race, species, type
-phylaxis
protection
phyll/o
leaf, leaf-like
-phyma
tumor, growth
physic/o
physical, natural
physi/o
nature
phys/o
air, gas
-physis
growth, growing
phyt/o
plant
-phyte
plant
pico-
one trillionth
picr/o
bitter
piez/o
pressure
pies/i
pressure
-piesis
pressure
pil/o
hair
pimel/o
fat, fatty
pin/o
to drink
pituitar/o
pituitary gland
plagi/o
slanting, oblique
plan/o
flat, level, warning
plant/o
sole of the foot
-plasm
formation, growth
plasm/o
plasma, formative substance
-plasty
surgical correction, repair
platy-
broad, flat
ple/o
more
-plegia
paralysis
plesi/o
nearness, similarity
pless/i
striking
pleur/o
pleura
plex/o
network (nerves or vessels), plexus
plic/o
to fold, pleat
plicat/o
to fold, pleat
-ploid
number of chromosome sets
-ploidy
number of chromosome sets
pluri-
more, several
-pnea
breathe
pneumon/o
lung, air
pod/o
foot
-poiesis
formation
poikil/o
variation, irregular
poli/o
gray (matter)
poly-
many, much
pon/o
fatigue, overwork, pain
-pore
opening, passageway
por/o
opening, passageway
-porosis
porous, decrease in density
-posia
drinking
posit/o
arrangement, place
post-
after, behind
poster/o
behind, towards the back
potenti/o
power, strength
-prandial
meal
-praxia
action, activity
pre-
before, in front of
presby-
aging, elderly
primi-
first
-privia
loss, deprivation
pro-
before
proct/o
rectum, anus
pros/o
forward, anterior
prosop/o
face
prostat/o
prostate gland
prote/o
protein
prot/o
first
proxim/o
near
prurit/o
itching
psamm/o
sand, sand like material
pselaphes/o
touch
pseudo-
false
psor/o
itching
psych/o
mind
psychr/o
cold
-pterygium
abnormality of the conjunctiva
pteryg/o
wing shaped
-ptosis
prolapse, drooping
pytal/o
saliva
-ptysis
spitting
pub/o
pubis
pulmon/o
lung
puls/o
to beat, beating
pulsat/o
to beat, beating
-puncture
to pierce a surface
pupill/o
pupil
purgat/o
cleansing
purpur/i
purple
purul/o
pus formation
py/o
pus
pyel/o
renal pelvis
pyg/o
buttocks
pykn/o
thick, dense
pycn/o
thick dense
pyl/e
portal vein
pylor/o
pylorus
pyret/o
fever
pyrex/o
fever, feverishness
pyr/o
heat, fire, fever