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Medical Word Parts - Letter: s
Term
Definition
sacchar-
sugar
sacr/o
sacrum (large bone at base of spine)
salping/o
fallopian tube
sanit/a
health
sap/o
soap
sapro-
rotten
sarc/o
flesh, connective tissue
-sarcoma
cancer of connective tissue
saur/o
lizard
scaph/o
boat-shaped, scapha
scapul/o
scapula (shoulder blade)
scat-
dung
-schisis
cleft, split
schisto-
split, cleft
schiz-
division
scint/i
spark
scirrh/o
hard, hard tumor
scler-
hard
scler/o
white of eye, hard
-sclerosis
abnormal hardening
scoli/o
curved, crooked
-scope
instrument used to view
-scopy
process of viewing
scot/o
darkness
scrot/o
scrotum
seb/o
sebum, oil, fatty
sect-
dissect, cut
semi-
half
semin/i
semen
sensor/i
sensory
-sepsis
decay caused by
sept/o
septum, seven
septi-
seven
ser/o
blood serum
sesqui-
one and one-half
sex-
six
sial/o
saliva
sialaden/o
salivary gland
sicc-
dry
sider/o
iron
sigmold/o
sigmoid colon
silic/o
silica, quartz
sinistr/o
left
sinus/o
sinus
-sis
condition
sito-
bread, food
skeleto-
skeleton
socio-
social, society
somat/o
body
-some
body
somn/o
sleep
son/o
sound
-spadia
to tear, cut
span/o
scarce
-spasm
sudden, involuntary muscle contraction
spasmo-
spasm
spectr-
image
sperm/o
sperm cells
sperma-
sperm, seed
sphen/o
wedge, wedge-shaped
sphenoid/o
sphenoid (compound bone at base of skull)
spher/o
sphere, round
sphygmo-
pulse
spin/o
spine
spir/o
to breath
splanchn/o
viscera
splen/o
spleen
spondyl/o
vertebra, backbone
spongi/o
sponge-like
spor/o
spore, seed
squam/o
scaly
-stabile
stable, fixed
-stalsis
contraction
staped/o
stapes (a middle ear bone)
staphylo-
bunch of grapes
-stasis
maintenance of level, prevent increase
-stat
agent or device for keeping something from changing
steat/o
fat
-stenosis
abnormal narrowing
sterc-
feces
stere/o
three dimensional
stern/o
sternum (breastbone)
steth/o
chest
sthen/o
strength
stich/o
rows
stom/o
mouth
stoma-
mouth
-stomy
new opening
strat/i
layer
strept/o
twisted
-stroma
connective or supportive tissue of an organ
sub-
under, below
sud/o
sweat
super-
above, beyond
supra-
above, upward
syn-
together
synaps/o
point of contact
syndesm/o
ligament
synovi/o
synovial membrane, synovial joint
syphil/o
syphilis
syring/o
tube, pipe, fistula
systol/o
contraction