trivalve

[ trahy-valv ]

/ ˈtraɪˌvælv /

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adjective

having three valves, as a shell.

noun

a trivalve shell.

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of trivalve

First recorded in 1675–85; tri- + valve

Words nearby trivalve

triumvirate, triune, triunitarian, triunity, trivalent, trivalve, Trivandrum, trivet, trivia, trivial, trivialism

How to use trivalve in a sentence

There is, however, an instrument similar to these trivalve instruments in the museum at Athens.
Surgical Instruments in Greek and Roman Times|John Stewart Milne