a. [f. L. abnorm-is irregular (f. ab away from + norma rule) + -OUS. Cf. enormous.] ‘Irregular, misshapen.’ J. (no quot.)

1

[Not in Phillips 1706.]

2

1742.  Bailey, Abnormous, mishapen, vast, huge.

3

1771.  Antiq. Sarisb., 240. Sir Toby Matthews was a character equally if not of a more abnormous cast than his suspected coadjutor.

4

1838–9.  Hallam, Hist. Lit., IV. IV. v. § 48. 251. The general structure of the couplet through the seventh century may be called abnormous.

5

1846.  Grote, Greece, I. i. 3 (1862). The former [divine myths] being often the more extravagant and abnormous in their incidents.

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