[f. THERO- + -LOGY. Proposed as a substitute for the irregular but established mammalogy.] The science of beasts or mammals; mammalogy. Hence Therologic, Therological adjs., of or pertaining to therology, mammalogical; Therologist, one versed in therology; a mammalogist.

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[Cf. 1620.  Alsted, Encycl., 572. Irrationale animal est, quod formâ brutâ est præditum, & dicitur bestia. Ejus doctrina dicitur Therologia.]

2

1877.  Academy, 25 Aug., 199/3. A gentleman who, to use a newly-coined transatlantic word, is certainly one of the first ‘therologists’ of his country.

3

1882.  Ogilvie (Annandale), Therology.

4

1891.  Cent. Dict., Therologic, Therological, Therology.

5