vacuousness

vacuous

[vak-yoo-uhs]
adjective
1.
without contents; empty: the vacuous air.
2.
lacking in ideas or intelligence: a vacuous mind.
3.
expressing or characterized by a lack of ideas or intelligence; inane; stupid: a vacuous book.
4.
purposeless; idle: a vacuous way of life.

Origin:
1645–55; < Latin vacuus empty; see -ous

vacuously, adverb
vacuousness, noun
nonvacuous, adjective
nonvacuously, adverb
nonvacuousness, noun
unvacuous, adjective
unvacuously, adverb
unvacuousness, noun

vacant, vacuous, vapid.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
vacuous (ˈvækjʊəs)
 
adj
1.  containing nothing; empty
2.  bereft of ideas or intelligence; mindless
3.  characterized by or resulting from vacancy of mind: a vacuous gaze
4.  indulging in no useful mental or physical activity; idle
5.  logic, maths (of an operator or expression) having no import; idle: in (x) (John is tall) the quantifier (x) is vacuous
 
[C17: from Latin vacuus empty, from vacāre to be empty]
 
'vacuously
 
adv
 
'vacuousness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

vacuous
1648, "empty," from L. vacuus "empty, void, free" (see vacuum). Figurative sense of "empty of ideas" is from 1848.
Online Etymology Dictionary, © 2010 Douglas Harper
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