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insubstantial

[in-suh b-stan-shuh l] /ˌɪn səbˈstæn ʃəl/
adjective
1.
not substantial or real; lacking substance:
an insubstantial world of dreams.
2.
not solid or firm; weak; flimsy.
3.
not substantial in amount or size; inconsiderable:
an insubstantial sum.
Origin of insubstantial
1600-1610
1600-10; < Late Latin insubstantiālis. See in-3, substantial
Related forms
insubstantiality, noun
insubstantially, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for insubstantial

insubstantial

/ˌɪnsəbˈstænʃəl/
adjective
1.
not substantial; flimsy, tenuous, or slight
2.
imaginary; unreal
Derived Forms
insubstantiality, noun
insubstantially, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for insubstantial
adj.

c.1600, from Medieval Latin insubstantialis, from in- "not" (see in- (1)) + substantialis (see substantial). Related: Insubstantially.

Online Etymology Dictionary, © 2010 Douglas Harper
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