corollary

Meanings

1. 1
   noun

   a practical consequence that follows naturally

   Blind jealousy is a frequent corollary of passionate love.

2. 2
   noun

   An a fortiori occurrence, as a result of another effort without significant additional effort.

   Finally getting that cracked window fixed was a nice corollary of redoing the whole storefront.

3. 3
   noun

   A proposition which follows easily from the statement or proof of another proposition.

   We have proven that this set is finite and well ordered; as a corollary, we now know that there is an order-preserving map from it to the natural numbers.

From Middle English, from Late Latin corōllārium (“money paid for a garland; gift, gratuity, corollary; consequence, deduction”), from corōlla (“small garland”), diminutive of corōna (“crown”).

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