[ad. med.L. sororitas, or f. L. soror sister + -ITY, after fraternity. Cf. obs. F. sororité (Cotgr., 1611).]

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  1.  A body or company of women united for some common object, esp. for devotional purposes; † U.S., the female section of a church congregation.

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1532.  More, Confut. Barnes, VIII. Wks. 761/1. This would he say for the comfort of ye whole fraternitie and sororiti in general.

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1645.  Pagitt, Heresiogr. (1647), 86. The Synod of New England maketh not only the fraternity but (as they speak) the sorority to be the subject of the … power of the keyes.

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1657.  J. Watts, Dipper Sprinkled, 101. [The care] of the fraternity and sorority within their limits.

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  2.  U.S. A women’s society in a college or university. Also attrib.

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1900.  E. Insley, in Harper’s Mag., Sept., 490/1. One saw many of those neat little sorority pins the American girl proudly brings home from boarding-school or college.

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1908.  Grace E. Cody (title), Jacquette, a Sorority Girl.

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1908.  C. W. Eliot, Univ. Administr., 223. Sororities have, in general, the same merits and advantages as fraternities.

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