triannual

[ trahy-an-yoo-uh l ]
/ traɪˈæn yu əl /

adjective

done, occurring, issued, etc., three times a year.

noun

a triannual publication, contest, etc.

Nearby words

  1. triangulate,
  2. triangulation,
  3. triangulation station,
  4. triangulum,
  5. triangulum australe,
  6. trianta,
  7. triapsidal,
  8. triarchy,
  9. triaryl,
  10. triarylmethane dye

Origin of triannual

First recorded in 1630–40; tri- + annual

Related formstri·an·nu·al·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


Word Origin and History for triannual

triannual

adj.

1630s, from tri- + annual. Related: Triannually.

Online Etymology Dictionary, © 2010 Douglas Harper