English

lap joint

Compound of lap + joint

A compound of lap + joint

Proto-Germanic *lappô ‘cloth’

Proto-West Germanic *lappō

Old English læppa ‘skirt or flap of a garment’

Middle English lappe

English lap

Proto-Indo-European *yewg- ‘to join’

Latin iūnctus ‘joined’

Old French joint ‘joint of the body’

Middle English joynt

English joint

Today it means

noun A joint made by securing together two overlapping pieces

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

Etymograph / lap joint