LATIN DICTIONARYLexicon Latīnum
English → Latin

“arbiter” in Latin

The English word arbiter itself goes back to Latin arbiter.

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

arbiter
arbiter (one who decides a cause on grounds of equity, whereat a judex is bound to decide by law; also, in all the senses of the English word): disceptator (one who examines and decides upon the validity of the grounds alleged; e. g, . in disagreements and verbal disputes). To choose any body as arbiter, aliquem arbitrum or disceptatorem sumere: to appoint an arbiter between two parties, arbitrum inter partes dare: to act as arbiter, esse arbitrum or disceptatorem inter aliquos: aliquorum controversiam diaceptare or dirimere: to be arbiter in a cause, arbitrum esse in aliquare: alicujus rei arbitrium est penes aliquem; dirimere or diaceptare aliquid (to adjust or settle a dispute); aliquid componere (to settle it in an amicable way). The decision of an arbiter, arbitrium.
Judge, Vid. ARBITRAMENT, Vid: ARBTREMENT.

Quick answer

What is the Latin word for arbiter?
The usual Latin words for “arbiter” are arbiter, disceptō, partiō; also dirimō. 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.