cuspidal

[ kuhs-pi-dl ]
/ ˈkʌs pɪ dl /

adjective

of, like, or having a cusp; cuspidate.

Origin of cuspidal

1640–50; < Latin cuspid- (stem of cuspis) point + -al1

Related forms

in·ter·cus·pi·dal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019