LATIN DICTIONARYLexicon Latīnum
English → Latin

“demonstrative” in Latin

The English word demonstrative itself goes back to Latin dēmōnstrātīvus.

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

demonstrative
firmus ad probandum (adapted to prove; e.g., argumentum): gravis (weighty, and thence conclusive; e.g., argumentum, Cic., Rosc., Com., 12, 36): a demonstrative argument, argumentum gravissimum et firmissimum: cf., demonstrativus is a rhetorical technical term, “containing praise or dispraise,” etc.

Quick answer

What is the Latin word for demonstrative?
The usual Latin words for “demonstrative” are gravis, argūmentum, cum; also dēmōnstrātīvus. 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.