“Analogy (noun) A theoretical comparison or point-by-point correspondence between particulars of two different things, rather than a categorical likeness; resemblance in certain parallels; logical inference that if two things are alike in some respects, they will be alike in others. Adj. analogical, analogous; adv. analogously; n. analogousness; v. analogize.”
Excerpted from: Grambs, David. The Random House Dictionary for Writers and Readers. New York: Random House, 1990.