fem. word- and name-forming element, from Latin -ina (see -ine (1)), or its identical descendants in Spanish, Portuguese, or Italian. The French form is -ine. As a suffix in royal titles (czarina, etc.) it represents an extension from Latin regina.
in toto
in utero
in vitro
in vivo
in't
-ina
inability
inable
inaccessible
inaccuracy
inaccurate