What is the Latin word for multilateral?

The usual Latin words for “multilateral” are multus, complūrēs, pŏlygōnĭus. The right choice depends on the sense; see the distinctions below.

English → Latin

“multilateral” in Latin

multusmuch; many complūrēsseveral; very many pŏlygōnĭushaving many angles

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

multilateral

multa, complura, latera habens; in geometry, also, polygonius (Vitr.).

Quick answer

What is the Latin word for multilateral?: The usual Latin words for “multilateral” are multus, complūrēs, pŏlygōnĭus. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.