English

incross

From in + cross.

A compound of in + cross

Proto-Indo-European *h₁én ‘in’

Proto-Germanic *in

Proto-West Germanic *in

Old English in

Middle English in ‘inside’

English in

Latin crux ‘cross, gallows’

Old Irish cros

Old Norse kross

Old English cros ‘rood, cross’

Middle English cross ‘a cross’

English cross

Today it means

noun An organism formed by close inbreeding.

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