adj ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   a three-sided polygon wordnet

Adjective

1. 1
   Having three sides not-comparable
2. 2
   Involving three parties not-comparable

   "The trilateral peace conference, between the red faction, blue faction and white faction, went nowhere."

Adjective

1. 1
   having three sides wordnet
2. 2
   involving three parties wordnet

Synonyms

All synonyms

bifacialbilateralcuneatecuneatedcuneiformdeltoid

Example

More examples

"The trilateral peace conference, between the red faction, blue faction and white faction, went nowhere."

Etymology

Borrowed from New Latin trilaterālis or from tri- + lateral.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.