Prefixes, Combining Forms, and Suffixes for Medical Terms Q-S Flashcards by Caitlyn Collins

Combining Forms/Roots

quadr/i or quadr/o

Latin

four

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Prefix

quart-

Latin

fourth

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Prefix

quinqu-

Latin

five

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Prefix

quint-

Latin

fifth

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Combining Form/Root

rabi/o

Latin

rage or madness

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Combining Form/Root

rachi/o

Greek

spinal column or vertebrae

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Combining Form/Root

radi/o

Latin

radiation or the radius

bone in the distal forelimb

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Combining Form/Root

radiat/o

Latin

giving off radiant energy

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Combining Form/Root

radicul/o

Latin

root or nerve root

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Combining Form/Root

ram/o

Latin

branch

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Combining Form/Root

raph/o

Greek

seam or suture

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Suffix

-raphy

Greek

suturing

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Prefix

re-

Latin

back or again

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Combining Forms/Roots

recept/o or recipi/o

Latin

receive

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Combining Form/Root

rect/o

Latin

rectum or straight

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Combining Form/Root

recuperat/o

Latin

to recover

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Combining Form/Root

reduct/o

Latin

to bring back together

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Combining Form/Root

refract/o

Latin

to bend back or turn aside

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Combining Form/Root

regurgit/o

Latin

to flood or gush back

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Combining Form/Root

remiss/o

Latin

to let go or give up

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Combining Form/Root

ren/o

Latin

kidney

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Combining Form/Root

restor/o

Latin

to rebuild

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Combining Form/Root

resuscit/o

Latin

to revive

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Combining Form/Root

retent/o

Latin

to hold back

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Combining Form/Root

reticul/o

Latin

network

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Combining Form/Root

retin/o

Latin

nervous tissue of the eye (retina) or net

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Combining Form/Root

retract/o

Latin

to draw back

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Prefix

retro-

Latin

behind or backward

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Combining Form/Root

rhabd/o

Greek

rod

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Combining Form/Root

rhabdomy/o

Greek

striated muscle

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Suffixes

-rhage or -rhagia

Greek

bursting forth

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Suffix

-raphy

Greek

suture

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Suffix

-rhea

Greek

flow or discharge

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Combining Forms/Roots

rheum/o or rheumat/o

Latin + Greek

watery flow

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Suffix

-rhexis

Greek

rupture

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Combining Form/Root

rhin/o

Greek

nose

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Combining Form/Root

rihz/o

Greek

root

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Combining Form/Root

rhonc/o

Latin + Greek

to snore

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Combining Form/Root

rhythm/o

Latin + Greek

rhythm

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Combining Form/Root

rhytid/o

Greek

wrinkle

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Combining Form/Root

ridgid/o

Latin

stiff

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Combining Form/Root

roetgen/o

Named after Wilhelm Conrad Röentgen

X-ray

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Unknown but in Prefixes, Suffixes, and Roots

rostri

Latin

beak

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Combining Form/Root

rotat/o

Latin

to revolve

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Suffixes

-rrhage or -rrhagia

Greek

bursting forth

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Suffix

-rrhaphy

Greek

suture

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Suffix

-rrhea

Greek

flow or discharge

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Suffix

-rrhexis

Greek

rupture

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Combining Form/Root

rug/o

Latin

wrinkle or fold

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Combining Forms/Roots

sacc/o or sacc/i

Latin

sac

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Combining Form/Root

sacr/o

Latin

sacrum

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Unkown but in Prefixes, Suffixes, and Roots

sagitta

Latin

arrow

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Combining Form/Root

saliv/o

Latin

spit

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Combining Form/Root

salping/o

Greek

tube

uterine or auditory

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Suffix

-salpinx

Greek

uterine tube, oviduct, or fallopian tube

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Combining Forms/Roots

sanguin/o or sangu/i

Latin

blood

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Combining Form/Root

sanit/o

Latin

soundness or health

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Combining Form/Root

saphen/o

Latin

clear or apparent

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Combining Form/Root

sapr/o

Greek

dead or decaying

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Combining Forms/Roots

sarc/o or sarcomat/o

Greek

flesh (connective tissue) or malignancy of connective tissue

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Prefix

sarco-

Greek

flesh

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Suffix

-sarcoma

Greek

malignant tumor

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Combining Form/Root

scalp/o

Latin

to carve or scrape

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Combining Form/Root

scalp/o

Latin

to carve or scrape

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Combining Form/Root

scapul/o

Latin

shoulder blade

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Suffix

-schisis

Greek

cleft or divided

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Combining Form/Root

schiz/o

Greek

cleft or divided

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Combining Form/Root

scirrh/o

Greek

hard

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Combining Form/Root

scler/o

Greek

white of the eye (sclera) or hard

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Suffix

-sclerosis

Greek

abnormal dryness or hardness

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Combining Form/Root

scoli/o

Greek

curved or crooked

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Suffix

-scope

Greek

instrument for visual examination

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Suffix

-scopic

Greek

pertaining to visual examination

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Suffix

-scopy

Greek

process of visually examining

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Combining Form/Root

scot/o

Greek

darkness

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Combining Form/Root

scrot/o

Latin

bag or pouch

Combining Form/Root

seb/o

Latin

was or sebum

Combining Form/Root

sect/o

Latin

cutting

Combining Form/Root

secti/o

Latin

to cut

Prefix

secundi-

Latin

second

Combining Form/Root

segment/o

Latin

in peices

Combining Form/Root

sell/o

Latin

saddle

Prefix

semi-

Latin

half

Combining Form/Root

semin/i

Latin

sprem, semen, or seed

Combining Form/Root

sen/i

Latin

old

Combining Form/Root

sens/i

Latin

feelinf or sensation

Combining Form/Root

sensitiv/o

Latin

affected by or sensitive to

Combining Form/Root

seps/o

Greek

infection

Prefix

sept- or septi-

Latin

seven

Combining Form/Root

sept/o

Latin

infection or paition

Combining Form/Root

ser/o

Latin

clear, fluid portion of blood

serum

Combining Form/Root

seros/o

Latin

serous

Prefix

sesqui-

Latin

one and one-half

Prefix

sex-

Latin

six

Combining Form/Root

sial/o

Greek

saliva or salivary glands

Combining Form/Root

sailaden/o

Greek

salivary glands

Combining Form/Root

sider/o

Greek

iron

Combining Form/Root

sigmoid/o

Latin + Greek

sigmoid colon

Combining Forms/Roots

sin/o or sin/u

Latin

hollow, sinus, or tubelike passage

Combining Form/Root

sinistr/o

Latin

left

Combining Form/Root

sit/u

Latin

place

Combining Form/Root

skelet/o

Greek

bony framework of the body

skeleton

Combining Form/Root

soci/o

Latin

companion

Combining Form/Root

solut/o

Latin

dissolved

Combining Form/Root

solv/o

Latin

dissolved

Prefix

soma-

Greek

body

Combining Form/Root

somat/o

Greek

body

Combining Forms/Roots

somn/o or somn/i

Latin

sleep

Suffix

-somnia

Latin

sleep

Combining Form/Root

son/o

Latin

sound

Combining Form/Root

sopor/o

Latin

sleep

Suffix

-spasm

Latin + Greek

sudden involuntary contraction or tightening

Combining Form/Root

spasm/o or spasmod/o

Latin + Greek

sudden involuntary contracting or tightening

Combining Form/Root

spec/i

Latin

to look at or sort

Combining Form/Root

specul/o

Latin

mirror

Combining Forms/Roots

sperm/o or spermat/o

Greek

sperm cell or seed

Combining Form/Root

sphen/o

Greek

wedge

Combining Form/Root

spher/o

Greek

round, sphere, or ball

Combining Form/Root

sphincter/o

Latin + Greek

tight band

Combining Form/Root

sphygm/o

Greek

pulse

Combining Form/Root

spin/o

Latin

backbone

Combining Form/Root

spir/o

Latin

breathing

Combining Form/Root

spirill/o

Latin

little coil

Combining Form/Root

spirochet/o

Latin + Greek

coiled microorganism

Combining Form/Root

splen/o

Greek

spleen

Combining Form/Root

spondyl/o

Greek

vertebra

Combining Form/Root

spontane/o

Latin

unexplained, voluntary

Combining Form/Root

spor/o

Greek

seed

Combining Form/Root

sput/o

Latin

spit

Combining Form/Root

squam/o

Latin

scale

Suffix

-stalsis

Greek

contraction

Combining Forms/Roots

staped/o or stapedi/o

Latin

on of the middle ear bones

stapes or stirrup

Combining Form/Root

staphyl/o

Greek

cluster or bunch of grapes

Combining Forms/Roots

stas/i or stat/i

Greek

controlling or stopping

Suffix

-stasis

Greek

controlling or stopping

Suffix

-static

Latin + Greek

controlling or stopping

Combining Form/Root

steat/o

Greek

fat

Combining Form/Root

sten/o

Greek

narrowing or contracted

Suffix

-stenosis

Greek

narrowing, or stricture, of a duct or canal

Combining Form/Root

ster/o

Greek

solid structure

Combining Form/Root

stere/o

Greek

solid or three-dimenstional

Combining Form/Root

steril/i

Latin

barren

Combining Form/Root

stern/o

Greek

breastbone

Combining Form/Root

stert/o

Latin

to snore

Combining Form/Root

steth/o

Greek

chest

Combining Form/Root

sthen/o

Greek

strength

Suffix

-sthenia

Greek

strength

Combining Form/Root

stigmat/o

Latin + Greek

point or spot

Combining Form/Root

stimul/o

Latin

good or incite

Combining Form/Root

stomat/o

Greek

mouth

Suffix

-stomosis

Greek

making a new opening

Suffix

-stomy

Greek

new opening

Combining Form/Root

strab/i

Greek

to squint

Combining Form/Root

strat/i

Greek

layer

Combining Form/Root

strept/o

Greek

twisted chain

Combining Form/Root

striat/o

Latin

stripe or groove

Prefix

stric-

Latin

narrowing

Combining Form/Root

strict/o

Latin

to draw tightly together or tie

Combining Form/Root

strid/o

Latin

harsh sound

Combining Form/Root

stup/e

Latin

stunned

Combining Form/Root

styl/o

Latin

pointed instrument or pen

Prefix

sub-

Latin

under, less, or below

Combining Form/Root

subluxat/o

Latin

partial dislocation

Combining Form/Root

sucr/o

Latin

sugar

Combining Form/Root

sudor/i

Latin

sweat

Combining Forms/Roots

suffac/o or suffacat/o

Latin

to choke

Combining Form/Root

sulc/o

Latin

furrow or groove

Prefix

super-

Latin

above, excessive, or higher than

Combining Form/Root

super/o

Latin

above, excessive, or higher than

Combining Form/Root

superflu/o

Latin

overflowing or excessive

Combining Form/Root

supin/o

Latin

lying on the back

Combining Form/Root

supinat/o

Latin

bent backward or to place on the back

Combining Form/Root

supress/o

Latin

to press down

Combining Forms/Roots

suppur/o or supperat/o

Latin

to form pus

Prefix

supra-

Latin

above (cranial) or excessive

Combining Form/Root

supraren/o

Latin

above (cranial) or on the kidney

Combining Form/Root

sutur/o

Latin

to stitch

Prefix

sym-

Greek

with or together

Combining Form/Root

symptomat/o

Greek

falling together or symptom

Prefix

syn-

Greek

union or association

Combining Forms/Roots

synaps/o or synapt/o

Greek

point of contact

Combining Form/Root

syncop/o

Greek

to cut short or cut off

Suffix

-syndesis

Greek

surical fixation of the vertebrae

Combining Form/Root

syndesm/o

Greek

ligament

Combining Form/Root

syndrom/o

Greek

running together

Combining Form/Root

synovi/o

Latin + Greek

synovial membrane or synovial fluid

Combining Form/Root

syring/o

Greek

tube

Combining Forms/Roots

system/o or systemat/o

Greek

entire body

Combining Form/Root

systol/o

Greek

contraction

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Prefixes, Combining Forms, and Suffixes for Medical Terms Q-S Flashcards

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