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Medical Terminology
Chpt 1: Word Roots / Combining Forms
Term | Definition |
---|---|
actin (o) | light |
amyl (o) | starch |
andro | masculine |
athero | palque; fatty substance |
bacill (i) | bacteria |
bacteri (o) | bacteria |
bar (o) | weight; pressure |
bas (o) | base |
basi (o) | base |
bio | life |
blasto | immature cells |
cac (o) | bad; ill |
calc (o) | calcium |
calci (o) | calcium |
carcin (o) | cancer |
chem (o) | chemical |
chlor (o) | chlorine; green |
chondrio | cartilage, grainy, grity |
chondro | cartilage, grainy, grity |
chore (o) | dance |
chrom | color |
chromat | color |
chromo | color |
chrono | time |
chyl (o) | chyle, a digestive juice |
chym (o) | chyme, semi production fluid of chyme in the stomach |
cine (o) | movement |
coni (o) | dust |
crin (o) | secrete |
cry (o) | cold |
crypt (o) | hidden; obscure |
cyan (o) | blue |
cycl (o) | circle; cycle |
cyst (o) | bladder, cyst, cyst duct |
cysti | bladder, cyst, cyst duct |
cyt (o) | cell |
dextr (o) | toward the right |
dips (o) | thirst |
dors (o) | back |
dorsi | back |
dynamo | energy; force |
echo | reflected sound |
electr (o) | electricity; electric |
eosin (o) | red |
ergo | work |
erythr (o) | red |
esthesio | sensation, perception |
ethmo | ethmoid bone |
etio | cause |
fibr (o) | fiber |
fluor (o) | light; luminous |
fungi | fungus |
galact (o) | milk |
gen (o) | producing; being born |
gero | old age |
geront (o) | old age |
gluco | glucose |
glyco | sugars |
gonio | angle |
granulo | granular |
gyn (o) | women |
gyne | women |
gyneco | women |
home (o) | same; constant |
homo | same; constant |
hydr (o) | water |
hypn (o) | sleep |
iatr (o) | physician; treatment |
ichthy (o) | dry; scaly; fish |
idio | distinct; unknown |
immun (o) | safe; immune |
kal (i) | potassium |
karyo | nucleus |
ket (o) | keytone; acetone |
keyton (o) | keytone; acetone |
kin (o) | movement |
kine | movement |
kinesi (o) | motion |
kineso | motion |
kyph (o) | humpback |
lact (o) | milk |
lacti | milk |
latero | lateral, to one side |
lepto | light, frail, thin |
leuk (o) | white |
lip (o) | fat |
lith (o) | stone |
log (o) | speech, words, thought |
lys (o) | dissolution |
macr (o) | large; long |
medi (o) | middle; medial plane |
meg (a), megal (o) | large; million |
melan (o) | black; dark |
mes (o) | middle; median |
micr (o) | small; tiny |
mio | smaller; less |
morph (o) | structure; shape |
narco | sleep; numbness |
necr (o) | death; dying |
noct (i) | night |
oncho | tumor |
onco | tumor |
orth (o) | straight; normal |
oxy | sharp; acute; oxygen |
pachy | thick |
path (o) | disease |
phago | eating; devouring; swallowing |
pharmaco | drugs |
phon (o) | sound; voice; speech |
phot (o) | light |
physi, physio | physical; natural |
physo | air; gas; growing |
phyt (o) | plant |
plasma, plasmo | formative; plasma |
poikilo | varied; irregular |
pseud (o) | false |
pyo | pus |
pyreto | fever |
pyro | fever; fire; heat |
radio | radiation; x-ray; radius |
salping (o) | tube |
schisto | split |
schiz (o) | split; division |
scler (o) | hardness; hardening |
scolio | bent; crooked |
scoto | darkness |
sidero | iron |
sito | food; grain |
somat (o) | body |
somn (o), somni | sleep |
sono | sound |
spasmo | spasm |
spher (o) | round; spherical |
spir (o) | breath; breathe |
squamo | scale |
staphyl (o) | grape like clusters |
steno | narrowness |
stere (o) | three-dimensional |
strepto | twisted chains |
styl (o) | peg-shaped |
syring (o) | tube |
tel (o), tele (o) | distant; end; complete |
terato | monster (malformed fetus) |
therm (o) | heat |
tono | tension; pressure |
top (o) | place; topical |
tox (i), toxico, toxo | poison; toxin |
tropho | food; nutrition |
vivi | life |
xanth (o) | yellow |
xeno | stranger |
xer (o) | dry |
xiph (o) | sword; xiphoid |
zo (o) | life |
zym (o) | fermentation; enzyme |