[ fas-it ]
See synonyms for: facetfacetedfacetingfacets on Thesaurus.com

  1. a small, polished, flat surface, usually in the shape of a polygon, such as one of the surfaces of a cut gem.

  2. a smooth, flat surface cut on a fragment of rock by the action of water, windblown sand, etc.

  1. aspect; phase: They carefully examined every facet of the argument.

  2. Architecture. any of the faces of a column cut in a polygonal form.

  3. Zoology. one of the corneal lenses of a compound arthropod eye.

  4. Anatomy. a small, smooth, flat area on a hard surface, especially on a bone.

  5. Dentistry. a small, highly burnished area, usually on the enamel surface of a tooth, produced by abrasion between opposing teeth in chewing.

verb (used with object),fac·et·ed, fac·et·ing or fac·et·ted, fac·et·ting.
  1. to cut facets on.

Origin of facet

First recorded in 1615–25, from the French facette “little face”; see face, -ette

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use facet in a sentence

British Dictionary definitions for facet


/ (ˈfæsɪt) /

  1. any of the surfaces of a cut gemstone

  2. an aspect or phase, as of a subject or personality

  1. architect the raised surface between the flutes of a column

  2. any of the lenses that make up the compound eye of an insect or other arthropod

  3. anatomy any small smooth area on a hard surface, as on a bone

verb-ets, -eting, -eted, -ets, -etting or -etted
  1. (tr) to cut facets in (a gemstone)

Origin of facet

C17: from French facette a little face

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