plural of Allen

plural of Allen

An English and Scottish surname transferred from the given name derived from the given name Alan.

(colloquial) Short for Allen wrench.

(organic chemistry) Any of a class of hydrocarbons having two double bonds from one carbon atom to two others - R₂C=C=CR₂; especially the parent compound CH₂=C=CH₂ (propadiene).

plural of allene

Characteristic of an allene

A female given name

A bolt whose head has a hexagonal socket.

(US) A hex head wrench.