Morpheme
-in
Type
suffix
Denotation
chemical suffix in names of various compounds
Etymology
1800 variant of -ine from Latin -īnus, -īna, -īnum and Ancient Greek -ĭnos, -înos
Evidence
biotin, cefazolin, courmarin, dentin, fibrin, flagellin, fluorescein, fuscin, hemin, heparin, keratin, lutein, melanin, neuroligin, nociceptin, papain, porphyrin, renin, streptomycin
See Also
Homographs
In, In, -in-, in-, -in, -in, -in(e) [-ine, -in]