Where does “unicuspid” come from?

unicuspid (English) comes from English cuspid, from Latin cuspis, from Proto-Indo-European spey- — sharp point, stick.

unicuspid (English): Having a single cusp; Such a tooth

Definitions

  1. Having a single cusp; Such a tooth

Ancestry of “unicuspid”, step by step

unicuspid traces back through two separate lines of ancestry.

via English cuspid

StepLanguageWordMeaning
1EnglishcuspidA tooth with a single cusp; a canine
2Latincuspispoint, tip; spit; sting
3Proto-Indo-Europeanspey-sharp point, stick

via English uni

StepLanguageWordMeaning
1EnglishuniUniversity; Sea urchin eaten as sushi
2Japanese雲丹the food made from the roe of sea urchin,...
Every word from Proto-Indo-European spey- →Every word from Latin cuspis →Every word from English cuspid →
unicuspid — Etymology, Origin & Word History | Etymology Explorer