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[in-uh d-vahy-zuh-buh l] /ˌɪn ədˈvaɪ zə bəl/
not advisable; inexpedient; unwise.
Origin of inadvisable
1865-70; in-3 + advisable
Related forms
inadvisability, inadvisableness, noun
inadvisably, adverb
imprudent, impolitic, risky.
advisable, prudent, expedient. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for inadvisability
Historical Examples
  • We have had occasion to note that this principle suggests the inadvisability of killing too many birds with one stone.

  • She thought the roses lovely, and recognized the inadvisability of thanking this teacher, since he had not enclosed his card.

    By the Light of the Soul Mary E. Wilkins Freeman
  • Is there a right and a wrong in the matter, an advisability or an inadvisability, an expediency or an inexpediency?

    At Large Arthur Christopher Benson
  • A single experiment taught me the inadvisability of leaving the camera exposed for any length of time to these conditions.

  • As the Philippines are “land poor,” the inadvisability of such a policy would seem to be sufficiently evident.

  • Otis ordered Lawton to withdraw, and Lawton, convinced of the inadvisability of the measure, objected.

  • The skipper, however, in view of the inadvisability of bringing the great mainsail crashing over, could not turn his head.

    The Dust of Conflict David Goodger (
  • Now I think of it, there is an inadvisability in my calling them insurgents while in their power; but what phrase am I to employ?

    Romantic Spain John Augustus O'Shea
British Dictionary definitions for inadvisability


not advisable; not recommended
unwise; imprudent
Derived Forms
inadvisability, inadvisableness, noun
inadvisably, 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 inadvisability

1839, from inadvisable + -ity.



1819, from in- (1) "not, opposite of" + advisable.

Online Etymology Dictionary, © 2010 Douglas Harper
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