cuspidal

American  

[kuhs-pi-dl] / ˈkʌs pɪ dl /

adjective

1. of, like, or having a cusp; cuspidate.

---

Other Word Forms

• intercuspidal adjective

Etymology

Origin of cuspidal

1640–50; < Latin cuspid- (stem of cuspis ) point + -al ¹

Example Sentences

The singular kinds arise as before; in the crunodal and the cuspidal kinds the whole curve is an odd circuit, but in an acnodal kind the acnode must be regarded as an even circuit.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various

Each singular kind presents itself as a limit separating two kinds of inferior singularity; the cuspidal separates the crunodal and the acnodal, and these last separate from each other the complex and the simplex.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various

For a cuspidal cubic the six imaginary inflections and two of the real inflections disappear, and there remains one real inflection.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various

There is thus a complete division into the five kinds, the complex, simplex, crunodal, acnodal and cuspidal.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various