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supercritical

[soo-per-krit-i-kuh l] /ˌsu pərˈkrɪt ɪ kəl/
adjective
1.
extremely critical.
2.
Physics. pertaining to a mass of radioactive material in which the rate of a chain reaction increases with time.
Origin of supercritical
1600-1610
1600-10; super- + critical
Related forms
supercritically, adverb
supercriticalness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for supercritical
Historical Examples
  • The practical person, the wary pedant, and the supercritical will scoff at this, but let it stand.

    Dickens' London Francis Miltoun
British Dictionary definitions for supercritical

supercritical

/ˌsuːpəˈkrɪtɪkəl/
adjective
1.
(physics) (of a fluid) brought to a temperature and pressure higher than its critical temperature and pressure, so that its physical and chemical properties change
2.
(nuclear physics) of or containing more than the critical mass
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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