Medical Word Parts - Letter: i

Term	Definition
-ia	condition, state, disease
-iasis	condition, state
iatr/o	treatment, medicine
-ic	pertaining to
-ician	specialist, practitioner
icter/o	jaundice
ide/o	idea
idi/o	distinct
ile/o	ileum (final section of small intestine)
ili/o	ilium (uppermost and largest bone of the pelvis)
immun/o	immune, safe
in-	in, not or fiber
infra-	below, down, under
inguin/o	groin
inter-	between
intra-	within
intro-	within
iod/o	iodine
ion/o	ion
-ior	pertaining to
ipsi-	same
irid/o	iris
is/o	equal
isch/o	suppress
-ism	condition, process
-ismus	spasm, contraction
-ist	person who specializes
-ite	resembling, the nature of
-ites	like
ithy-	erect, straight
-itis	inflammation