Definition of channelure in English:

channelure

noun

Architecture Firearms
rare
  • A groove, a flute; = "cannelure".

Origin

Early 19th century; earliest use found in Peter Nicholson (1765–1844), architectural writer and mathematician. Alteration of cannelure.

Pronunciation

channelure

/ˈtʃanəl(j)ʊə/