English

interprime

From inter- + prime.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

Proto-Italic *pri ‘before’

Proto-Italic *priisemos ‘foremost, first’

Latin prīmus ‘first; chief’

Old French prime

Middle English prime

English prime

Today it means

noun The mean of two consecutive odd primes

Language periods are conventional ranges, not dates for this word.

Etymograph / interprime