canthal

noun

1. Any of the scales along the upper surface of the canthus rostralis in snakes, located behind the level of the prenasal/postnasal suture and before the supraocular.

adj

1. (not-comparable)Pertaining to a canthus (meeting point of upper and lower eyelid).

   “The lateral canthal position is normally 2 mm superior to the medial canthal position (i.e., a positive canthal tilt). A negative lateral canthal tilt may indicate descent of the lateral canthus from disinsertion, laxity, or the presence of a prominent eye.”

   “Despite the fact that he is universally fancied by almost every woman on the internet, Timothee Chalamet's negative canthal tilt would land him firmly in "prey" territory.”