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

Keep scrolling for more

Other Words from tetrahedral

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

Examples of tetrahedral in a Sentence

Recent Examples on the Web In 1951 Ruben Rausing backed an invention by the engineer Erik Wallenberg: a tetrahedral paper tube that would allow liquids to be sealed inside without any oxygen and be preserved for longer. Amie Tsang, New York Times, 6 Sep. 2019 The breakthrough came when a friend gave him a cheap tetrahedral kite. Joshua Davis, WIRED, 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

Keep scrolling for more

Learn More About tetrahedral

Time Traveler for tetrahedral

Time Traveler

The first known use of tetrahedral was in 1794

See more words from the same year

Dictionary Entries Near tetrahedral

tetragynous

tetrahedral

tetrahedral angle

See More Nearby Entries 

Statistics for tetrahedral

Cite this Entry

“Tetrahedral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tetrahedral. Accessed 18 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!