LATIN DICTIONARYLexicon Latīnum
English → Latin

“invalidate” in Latin

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

invalidate
irritum facere (to take away its legal power; e.g., a will): rescindere (rescind, cancel; a will, a compact, a verdict, decree, etc.). (The words are found in this connection and order.) rescindere et irritum facere: ut irritum et vanum rescindere (a will): refigere (PROP.; to unfix; then to annul, its public proclamation being withdrawn; e.g., legem).

Quick answer

What is the Latin word for invalidate?
The usual Latin words for “invalidate” are rescindō, refīgō, lēx. 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.