that can be permitted; allowable: a permissible amount of sentimentality under the circumstances; Such behavior is not permissible!

Origin of permissible

First recorded in 1400–50; late Middle English word from Medieval Latin word permissibilis. See permission, -ible
Related formsper·mis·si·bil·i·ty, per·mis·si·ble·ness, nounper·mis·si·bly, adverbnon·per·mis·si·bil·i·ty, nounnon·per·mis·si·ble, adjectivenon·per·mis·si·bly, adverbun·per·mis·si·ble, adjectiveun·per·mis·si·bly, adverb

Synonyms for permissible

allowed, sanctioned, lawful, legal, tolerated. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unpermissible

Historical Examples of unpermissible

  • But this one ran near the confines of the unpermissible—overpast them.

    It Never Can Happen Again

    William De Morgan

  • For this was unpermissible, foolish, dangerous, and he meant to stop it in the bud.

    The Wendigo

    Algernon Blackwood

  • To make use of feminine conceit in the court-room is not an art but an unpermissible trick which might lead too far.

  • He drew his breath in deeply, smothering back the torrent of rising words he knew were unpermissible.

    Day and Night Stories

    Algernon Blackwood

  • Prescriptions—often very detailed and intimate—of permissible and unpermissible conduct.

    The Salvaging Of Civilisation

    H. G. (Herbert George) Wells

British Dictionary definitions for unpermissible



permitted; allowable
Derived Formspermissibility, nounpermissibly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for unpermissible



early 15c., from Old French permissible (15c.) and directly from Medieval Latin permissibilis, from permiss-, past participle stem of Latin permittere (see permit (v.)).

Online Etymology Dictionary, © 2010 Douglas Harper