English

acontractile

From a- + contractile.

Proto-Indo-European *uds- ‘up, out’

Proto-Germanic *uz- ‘out-’

Proto-West Germanic *uʀ- ‘up, out, over’

English a-

Latin contractus

French contracter ‘to engage via a formal or informal contract’

French contractile

Today it means

adj Not contractile

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

Etymograph / acontractile