What does -i- mean in Latin?

-i-, a interfix, means “Connecting vowel inserted between a stem and a suffix or other appended words in compound words.”.

LATIN DICTIONARYLexicon Latīnum

-i-

Meaning

morphemeConnecting vowel inserted between a stem and a suffix or other appended words in compound words.

Origins

From the reduction of several historical unstressed short stem vowels during the Old Latin period. The reduced vowel was later reinterpreted as part of various suffixes.

Quick answers

What does -i- mean in Latin?: -i-, a interfix, means “Connecting vowel inserted between a stem and a suffix or other appended words in compound words.”.