corollary

Corollary describes a result that is the natural consequence of something else. You could say that your renewed love of books is a corollary to the recent arrival of a book store in your neighborhood.

The noun corollary describes an action's consequence, such as having to study more, a corollary to getting a bad grade. The word is often seen with the prepositions “to” or “of," as in “a corollary to fortune is fame.” Math enthusiasts may already be familiar with the word corollary, which can be used more formally to describe a new proof or proposition that follows naturally from an established one.

Definitions of corollary
  1. noun
    (logic) an inference that follows directly from the proof of another proposition
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    type of:
    illation, inference
    the reasoning involved in drawing a conclusion or making a logical judgment on the basis of circumstantial evidence and prior conclusions rather than on the basis of direct observation
  2. noun
    a practical consequence that follows naturally
    “blind jealousy is a frequent corollary of passionate love”
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    type of:
    aftermath, consequence
    the outcome of an event especially as relative to an individual
  3. adjective
    following or occurring as a consequence
Commonly confused words

correlation / corollary

A correlation is exactly what it sounds like: a co-relation, or relationship — like the correlation between early birds waking up and the sun rising. But corollary is more like a consequence, like the corollary of the rooster crowing because you smacked it in the beak. Both words love the math lab but can hang with the rest of us, too.

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