tetrahedral

adjective
tet·​ra·​he·​dral | \ ˌte-trə-ˈhē-drəl How to pronounce tetrahedral (audio) \

Definition of tetrahedral

1 : being a polyhedral angle with four faces
2 : relating to, forming, or having the form of a tetrahedron

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Other Words from tetrahedral

tetrahedrally \ ˌte-​trə-​ˈhē-​drə-​lē How to pronounce tetrahedrally (audio) \ adverb

Examples of tetrahedral in a Sentence

Recent Examples on the Web

The breakthrough came when a friend gave him a cheap tetrahedral kite. Joshua Davis, WIRED, "Wing Commander," 1 June 2003

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tetrahedral.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of tetrahedral

1794, in the meaning defined at sense 1

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The first known use of tetrahedral was in 1794

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