Chiefly Surg. Also 8 exection. [ad. L. exsectiōn-em, n. of action f. exsecāre: see EXSECT.] The action of cutting out or away; an instance of this.

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1607.  Schol. Disc. agst. Antichr., I. iv. 174. Instrumentes of exsection.

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1609.  C. Butler, Fem. Mon. (1634), 155. Exsection … is the cutting out of part of the Combs.

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1671.  Boyle, Usefulness Nat. Philos. (1772), II. V. xii. The exsection of the spleen.

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1794.  E. Darwin, Zoon., I. 151. The heart of a viper or frog will renew its contractions … for many minutes of time after its exsection from the body.

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1889.  Syd. Soc. Lex., Exsection, a cutting out.

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  b.  concr. A ‘cutting.’

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1812.  Coleridge, in Southey, Omniana, I. 316. An exsection, from the Kingston Mercantile Advertiser.

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