Prefixes, Combining Forms, and Suffixes for Medical Terms Q-S Flashcards
Combining Forms/Roots
quadr/i or quadr/o
Latin
four
Prefix
quart-
Latin
fourth
Prefix
quinqu-
Latin
five
Prefix
quint-
Latin
fifth
Combining Form/Root
rabi/o
Latin
rage or madness
Combining Form/Root
rachi/o
Greek
spinal column or vertebrae
Combining Form/Root
radi/o
Latin
radiation or the radius
bone in the distal forelimb
Combining Form/Root
radiat/o
Latin
giving off radiant energy
Combining Form/Root
radicul/o
Latin
root or nerve root
Combining Form/Root
ram/o
Latin
branch
Combining Form/Root
raph/o
Greek
seam or suture
Suffix
-raphy
Greek
suturing
Prefix
re-
Latin
back or again
Combining Forms/Roots
recept/o or recipi/o
Latin
receive
Combining Form/Root
rect/o
Latin
rectum or straight
Combining Form/Root
recuperat/o
Latin
to recover
Combining Form/Root
reduct/o
Latin
to bring back together
Combining Form/Root
refract/o
Latin
to bend back or turn aside
Combining Form/Root
regurgit/o
Latin
to flood or gush back
Combining Form/Root
remiss/o
Latin
to let go or give up
Combining Form/Root
ren/o
Latin
kidney
Combining Form/Root
restor/o
Latin
to rebuild
Combining Form/Root
resuscit/o
Latin
to revive
Combining Form/Root
retent/o
Latin
to hold back
Combining Form/Root
reticul/o
Latin
network
Combining Form/Root
retin/o
Latin
nervous tissue of the eye (retina) or net
Combining Form/Root
retract/o
Latin
to draw back
Prefix
retro-
Latin
behind or backward
Combining Form/Root
rhabd/o
Greek
rod
Combining Form/Root
rhabdomy/o
Greek
striated muscle
Suffixes
-rhage or -rhagia
Greek
bursting forth
Suffix
-raphy
Greek
suture
Suffix
-rhea
Greek
flow or discharge
Combining Forms/Roots
rheum/o or rheumat/o
Latin + Greek
watery flow
Suffix
-rhexis
Greek
rupture
Combining Form/Root
rhin/o
Greek
nose
Combining Form/Root
rihz/o
Greek
root
Combining Form/Root
rhonc/o
Latin + Greek
to snore
Combining Form/Root
rhythm/o
Latin + Greek
rhythm
Combining Form/Root
rhytid/o
Greek
wrinkle
Combining Form/Root
ridgid/o
Latin
stiff
Combining Form/Root
roetgen/o
Named after Wilhelm Conrad Röentgen
X-ray
Unknown but in Prefixes, Suffixes, and Roots
rostri
Latin
beak
Combining Form/Root
rotat/o
Latin
to revolve
Suffixes
-rrhage or -rrhagia
Greek
bursting forth
Suffix
-rrhaphy
Greek
suture
Suffix
-rrhea
Greek
flow or discharge
Suffix
-rrhexis
Greek
rupture
Combining Form/Root
rug/o
Latin
wrinkle or fold
Combining Forms/Roots
sacc/o or sacc/i
Latin
sac
Combining Form/Root
sacr/o
Latin
sacrum
Unkown but in Prefixes, Suffixes, and Roots
sagitta
Latin
arrow
Combining Form/Root
saliv/o
Latin
spit
Combining Form/Root
salping/o
Greek
tube
uterine or auditory
Suffix
-salpinx
Greek
uterine tube, oviduct, or fallopian tube
Combining Forms/Roots
sanguin/o or sangu/i
Latin
blood
Combining Form/Root
sanit/o
Latin
soundness or health
Combining Form/Root
saphen/o
Latin
clear or apparent
Combining Form/Root
sapr/o
Greek
dead or decaying
Combining Forms/Roots
sarc/o or sarcomat/o
Greek
flesh (connective tissue) or malignancy of connective tissue
Prefix
sarco-
Greek
flesh
Suffix
-sarcoma
Greek
malignant tumor
Combining Form/Root
scalp/o
Latin
to carve or scrape
Combining Form/Root
scalp/o
Latin
to carve or scrape
Combining Form/Root
scapul/o
Latin
shoulder blade
Suffix
-schisis
Greek
cleft or divided
Combining Form/Root
schiz/o
Greek
cleft or divided
Combining Form/Root
scirrh/o
Greek
hard
Combining Form/Root
scler/o
Greek
white of the eye (sclera) or hard
Suffix
-sclerosis
Greek
abnormal dryness or hardness
Combining Form/Root
scoli/o
Greek
curved or crooked
Suffix
-scope
Greek
instrument for visual examination
Suffix
-scopic
Greek
pertaining to visual examination
Suffix
-scopy
Greek
process of visually examining
Combining Form/Root
scot/o
Greek
darkness
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
