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... Whately, understands by a Real Definition one which contains less than the Nominal Definition, provided only that what it contains is sufficient for distinction. "By real definition I mean such an explanation of the word, be it the whole of the meaning...

Formal Logic: Or, The Calculus of Inference, Necessary and Probable - Page 24
by Augustus De Morgan - 1847 - 336 pages
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A System of Logic, Ratiocinative and Inductive: Being a Connected ..., Volume 1

John Stuart Mill - Philosophy - 1851 - 530 pages

...explanation of the word, be it the whole of the meaning or only part, as will be sufficient to separate the things contained under that word from all others....which naturally drinks by drawing the water into its nose, and then spirting it into its mouth."—Formal Logic, p. 36. Mr. De Morgan's general proposition...

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