Canal
late Middle English: from Old French, alteration of chanel ‘channel’, from Latin canalis ‘pipe, groove, channel’, from canna ‘cane’.
wiktionary
Borrowed from Middle French canal, from Old French canal, from Latin canālis(“channel; canal”), from canālis(“canal”), from canna(“reed, cane”), from Ancient Greek κάννα(kánna, “reed”), from Akkadian 𒄀(qanû, “reed”), from Sumerian 𒄀𒈾(gi.na). Doublet of channel.
etymonline
canal (n.)
early 15c., in anatomy, "tubular passage in the body through which fluids or solids pass;" mid-15c., "a pipe for liquid;" from French canal, chanel "water channel, tube, pipe, gutter" (12c.), from Latin canalis "water pipe, groove, channel," noun use of adjective from canna "reed" (see cane (n.)). Sense transferred by 1670s to "artificial waterway for irrigation or navigation."
