9 Grammatical Pitfalls


[kawr-uh-ler-ee, kor-; especially British, kuh-rol-uh-ree] /ˈkɔr əˌlɛr i, ˈkɒr-; especially British, kəˈrɒl ə ri/
noun, plural corollaries.
Mathematics. a proposition that is incidentally proved in proving another proposition.
an immediate consequence or easily drawn conclusion.
a natural consequence or result.
Origin of corollary
1325-75; Middle English < Late Latin corollārium corollary, in Latin: money paid for a garland, a gift, gratuity. See corolla, -ary Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for corollary
  • The corollary is that people want to be in control of how far those lines are blurred.
  • His derelict environments are a visual corollary to his characters' disturbing dialogue.
  • If profligacy has been their social imperative, its moral corollary is unflinching tolerance.
  • Yet there's a strange corollary to this idea: namely, a parenthesizing of the role played by movies in the work of movie critics.
  • What's good about the number-of-years corollary is that it gives you time to make yourself a more attractive candidate.
  • Enthusiasm for new ideas had a corollary-the denigration of past idols.
  • While the proof will come as little surprise, it does have an interesting corollary.
  • As a corollary he says that meetings should never end without an agreement on what next step each participant is expected to take.
  • So here's a corollary to the conspicuous consumption theory.
  • corollary outlook: whatever hurts my enemy is good for me, even if it hurts me too.
British Dictionary definitions for corollary


noun (pl) -laries
a proposition that follows directly from the proof of another proposition
an obvious deduction
a natural consequence or result
consequent or resultant
Word Origin
C14: from Latin corollārium money paid for a garland, from Latin corolla garland, from corōnacrown
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 corollary

late 14c., from Late Latin corollarium "a deduction, consequence," from Latin corollarium, originally "money paid for a garland," hence "gift, gratuity, something extra;" and in logic, "a proposition proved from another that has been proved." From corolla "small garland," diminutive of corona "crown" (see crown (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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corollary in Science
A statement that follows with little or no proof required from an already proven statement. For example, it is a theorem in geometry that the angles opposite two congruent sides of a triangle are also congruent. A corollary to that statement is that an equilateral triangle is also equiangular.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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