-in

Morpheme

-in

Type

suffix

Denotation

chemical suffix in names of various compounds

Etymology

variation of -ine from Latin -īnus, -īna, -īnum and Ancient Greek -ĭnos, -înos

Evidence

biotin, dentin, fibrin, hemin, heparin, keratin, melanin, porphyrin, renin, streptomycin

See Also

-ine

Homographs

In, In, -in-, in-, -in