infirm

[in-furm]
adjective
1.
feeble or weak in body or health, especially because of age; ailing.
2.
unsteadfast, faltering, or irresolute, as persons or the mind; vacillating: infirm of purpose.
3.
not firm, solid, or strong: an infirm support.
4.
unsound or invalid, as an argument or a property title.
verb (used with object)
5.
to invalidate.

Origin:
1325–75; Middle English infirme < Latin infirmus. See in-3, firm1

infirmly, adverb
infirmness, noun


1, 3, 4. weak. 2. wavering, indecisive. 3. rickety, tottering, shaky, unsteady.


1, 2, 3. strong.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To infirm
Collins
World English Dictionary
infirm (ɪnˈfɜːm)
 
adj
1.  a.  weak in health or body, esp from old age
 b.  (as collective noun; preceded by the): the infirm
2.  lacking moral certainty; indecisive or irresolute
3.  not stable, sound, or secure: an infirm structure; an infirm claim
4.  law (of a law, custom, etc) lacking legal force; invalid
 
in'firmly
 
adv
 
in'firmness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

infirm
late 14c., "weak, unsound" (of things), from L. infirmus "weak, frail," from in- "not" + firmus (see firm (adj.)). Of persons, "not strong, unhealthy," first recorded 1605.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

infirm in·firm (ĭn-fûrm')
adj.
Weak in body, especially from old age or disease; feeble.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Example sentences
The way that humans take care of the sick and infirm within their communities
  is considered a unique trait.
The rest of the elderly infirm had to make their own arrangements.
It does not require a general anaesthetic, making it an attractive option for
  the elderly or infirm.
Space was valuable on the wagon train and, if available, for the old and infirm
  only.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature