[n. of action f. BISECT v., after L. sectiōnem; see -TION.]

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  1.  Division into two equal parts.

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1656.  trans. Hobbes’s Elem. Philos. (1839), 307. By perpetual bisection of an angle.

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1837.  Whewell, Hist. Induct. Sc., II. 209. Continued bisection and other aliquot subdivisions.

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  2.  Division into any two parts.

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1822.  De Quincey, Confess. (1862), 97. I wished to bisect the journey … such a bisection was attained in a clean roadside inn.

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1876.  E. Mellor, Priesth., iv. 182. The theory which requires the bisection of the chapter into two unequal parts.

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  3.  Division into two branches; forking.

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1870.  Daily News, 5 Oct., 6/4. It stands a little to the south of the great chaussée from Metz to Saarlouis and Saarbruck, while as yet the bisection has not taken place.

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