Dictionary.com

trihedron

[ trahy-hee-druhn ]
/ traɪˈhi drən /
Save This Word!

noun, plural tri·he·drons, tri·he·dra [trahy-hee-druh]. /traɪˈhi drə/. Geometry.

the figure determined by three planes meeting in a point.

QUIZZES

QUIZ YOURSELF ON THE 12 TYPES OF VERB TENSES!

Loosen up your grammar muscles because it’s time to test your knowledge on verb tenses!
Question 1 of 6
The verb tenses can be split into which 3 primary categories?

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Also trihedral.

Origin of trihedron

First recorded in 1820–30; tri- + -hedron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for trihedron

trihedron
/ (traɪˈhiːdrən) /

noun plural -drons or -dra (-drə)

a figure determined by the intersection of three planes
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK