canine groove
(redirected from sulcus caninus)canine groove
a longitudinal sulcus on the mesial aspect of the first premolar corresponding to its line of contact with the adjacent canine.
Synonym(s): stria canina [TA], sulcus caninus [TA]
ca·nine groove
(kānīn grūv)Longitudinal sulcus on mesial aspect of the first premolar.