Etymograph

English

tailgroup

From tail + group.

A compound of tail + group

Proto-Indo-European *deḱ- ‘to tear, fray, shred’

…

Proto-Germanic *taglą ‘hair, fiber’

Proto-West Germanic *tagl

Old English tæġel

Middle English tail

English tail

Vulgar Latin *cruppus

Italian gruppo ‘a knot, heap, group’

French groupe ‘cluster, group’

English group

Today it means

noun A relatively long aliphatic tail or backbone of a molecule such as a surfactant

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

Etymograph / tailgroup