1 trimonthly | Definition of trimonthly

trimonthly

adjective
tri·​month·​ly | \ (ËŒ)trÄ«-ˈmÉ™n(t)th-lÄ“ How to pronounce trimonthly (audio) \

Definition of trimonthly

: occurring every three months

First Known Use of trimonthly

1856, in the meaning defined above

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