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[spek-yuh-ley-shuh n] /ˌspɛk yəˈleɪ ʃən/
the contemplation or consideration of some subject:
to engage in speculation on humanity's ultimate destiny.
a single instance or process of consideration.
a conclusion or opinion reached by such contemplation:
These speculations are impossible to verify.
conjectural consideration of a matter; conjecture or surmise:
a report based on speculation rather than facts.
engagement in business transactions involving considerable risk but offering the chance of large gains, especially trading in commodities, stocks, etc., in the hope of profit from changes in the market price.
a speculative commercial venture or undertaking.
1325-75; Middle English speculacioun < Late Latin speculātiōn- (stem of speculātiō) exploration, observation. See speculate, -ion
Related forms
antispeculation, noun, adjective
nonspeculation, noun
overspeculation, noun
prespeculation, noun
semispeculation, noun
3. supposition, view, theory, hypothesis. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for speculations
  • Please use real science, not the current speculations on climate change.
  • Those initial speculations were confirmed by applying antibodies to the tissue that are known to react with proteins.
  • They would have the background and research experience to test the author's speculations.
  • He relies on a set of theories which themselves are speculations to make a speculation which he presents as inviolable truth.
  • Lem prefers comic speculations that dive deep into the social and ideological underpinnings of science.
  • Although he feels less hostile to these thinkers than to others, even their speculations are too abstract for him.
  • The same goes for day trading, foreign exchange speculations, etc.
  • They were then only in the earlier stages of their speculations.
  • It was felt only realistic to advance bold speculations.
  • If it was the spectacle that made the movie work, though, it was the speculations that made it last in people's heads.
British Dictionary definitions for speculations


the act or an instance of speculating
a supposition, theory, or opinion arrived at through speculating
investment involving high risk but also the possibility of high profits
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 speculations



late 14c., "contemplation, consideration," from Old French speculation, from Late Latin speculationem (nominative speculatio) "contemplation, observation," from Latin speculatus, past participle of speculari "observe," from specere "to look at, view" (see scope (n.1)). Disparaging sense of "mere conjecture" is recorded from 1570s. Meaning "buying and selling in search of profit from rise and fall of market value" is recorded from 1774; short form spec is attested from 1794.

Online Etymology Dictionary, © 2010 Douglas Harper
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