bicuspid

[ bahy-kuhs-pid ]

adjective

1. Also bi·cus·pi·date []. having or terminating in two cusps or points, as certain teeth.

noun

1. premolar ( def 4 ).

bicuspid

/ baɪˈkʌspɪˌdeɪt; baɪˈkʌspɪd /

adjective

1. having or terminating in two cusps or points

noun

1. a bicuspid tooth; premolar

bicuspid

/ bī-kŭs′pĭd /

Adjective

1. Having two points or cusps.

Noun

1. A bicuspid tooth, especially a premolar.

Word History and Origins

Origin of bicuspid¹

First recorded in 1830–40; bi- ¹ + cuspid

Example Sentences

The tooth is a wink at “One Morning in Maine,” an earlier Robert McCloskey book involving a wiggly bicuspid — or was it a molar?

From New York Times

He underwent successful surgery i n early January to repair a bicuspid aortic valve in his heart, which was the cause of his cardiac arrest.

From Seattle Times

The Marines said Smith underwent successful surgery to repair a bicuspid aortic valve in his heart, which was the cause of his cardiac arrest.

From Seattle Times

Having a bicuspid aortic valve, meaning that your aortic valve has two flaps, instead of three, puts you at a higher risk of developing an aortic aneurysm.

From New York Times

"I was born with a bicuspid aortic valve where you've only got two valves going to the aorta not three," he said.

From BBC