trihedral Hear it!

trihedral definition

tri·he·dral (trī hē′drəl)

adjective

having three sides or faces a trihedral angle

Etymology: tri- + -hedral

noun

a figure formed by three lines, each in a different plane, that intersect at a point

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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