The Collaborative International Dictionary
Canaliculate
Canaliculate \Can`a*lic"u*late\, Canaliculated \Can`a*lic"u*la`ted\, a. [L. canaliculatus channeled, fr. canaliculus, dim. of canalis. See Canal.] Having a channel or groove, as in the leafstalks of most palms. [1913 Webster] ||
Wiktionary
canaliculate
a. (context botany English) channeled lengthwise; grooved.
WordNet
canaliculate
adj. having thin parallel channels; "canaliculate leafstalks of certain plants"