1. (noun) canal
(astronomy) an indistinct surface feature of Mars once thought to be a system of channels; they are now believed to be an optical illusion
Synonyms: epithelial duct, duct, channel
2. (noun) duct, epithelial duct, canal, channel
a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance
Synonyms: epithelial duct, line, transmission channel, canal, channel, distribution channel, television channel, communication channel, duct, groove
3. (verb) canal
long and narrow strip of water made for boats or for irrigation
Synonyms: epithelial duct, duct, channel
4. (verb) canal, canalize, canalise
provide (a city) with a canal
Synonyms: canalize, canal, canalise, channel
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Synonyms and Antonyms of Canal 
