9 Grammatical Pitfalls


[im-per-mis-uh-buh l] /ˌɪm pərˈmɪs ə bəl/
not permissible or allowable; unallowable.
Origin of impermissible
1855-60; im-2 + permissible
Related forms
impermissibility, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for impermissible
  • They related mainly to impermissible contacts with recruits.
  • Others relate to hundreds of impermissible phone calls and text messages made to other recruits.
  • However, it should be noted that none of the above-cited rulings attempt to quantify the amount of impermissible services.
  • There is no evidence that the sentencing court relied upon any impermissible sources.
  • In the present case, the respondent's employment of the suspended attorney in her law office was impermissible.
  • Violations are willful when an employer knew or acted in reckless disregard for whether its actions were impermissible.
  • It provides examples of permissible and impermissible uses of funds.
  • For example, it is impermissible to schedule two, three-hour sessions during the same calendar day and claim two days of school.
  • Stabilization of cyanide to reduce leachability is an inappropriate treatment and generally impermissible dilution.
British Dictionary definitions for impermissible


not permissible; not allowed
Derived Forms
impermissibility, noun
impermissibly, 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
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Word Origin and History for impermissible

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

Online Etymology Dictionary, © 2010 Douglas Harper
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