impermissible

[im-per-mis-uh-buh l]

See more synonyms for impermissible on Thesaurus.com

adjective

not permissible or allowable; unallowable.

Origin of impermissible

First recorded in 1855–60; im-² + permissible

Related formsim·per·mis·si·bil·i·ty, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for impermissible

banned, closed, contraband, taboo, verboten, vetoed, no-no

Examples from the Web for impermissible

Contemporary Examples of impermissible

On eight of the trips, all expenses to the hunting lodges were either improper use of campaign funds or impermissible gifts.
Alaska Republican Hand-Slapped for Improper Hunting Lodge Trips
Tim Mak
June 20, 2014

British Dictionary definitions for impermissible

impermissible

adjective

not permissible; not allowed

Derived Formsimpermissibility, nounimpermissibly, 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 impermissible

adj.

1814, from assimilated form of in- "not, opposite of" (see in- (1)) + permissible.