Part 281

{ Sex"fid (?), Sex"i*fid (?), } a. [Sex- + root of L. findere to split: cf. F. sexfide.] (Bot.) Six-cleft; as, a sexfid calyx or nectary.

Sex`i*syl*lab"ic (?), a. [Sex- + syllabic.] Having six syllables. Emerson.

Sex"i*syl`la*ble (?), n. [Sex- + syllable.] A word of six syllables.

Sex*iv"a*lent (?), a. [Sex- + L. valens, p. pr. See Valence.] (hem.) Hexavalent. [R.]

Sex"less (?), a. Having no sex.

Sex`loc"u*lar (?), a. [Sex- + locular: cf. F. sexloculaire.] (Bot.) Having six cells for seeds; six-celled; as, a sexlocular pericarp.

Sex"ly (?), a. Pertaining to sex. [R.]

Should I ascribe any of these things unto myself or my sexly weakness, I were not worthy to live.

Queen Elizabeth.

Sex*ra"di*ate (?), a. [Sex- + radiate.] (Zoöl.) Having six rays; -- said of certain sponge spicules. See Illust. of Spicule.

Sext (?), n. [L. sexta, fem. of sextus sixtt, fr. sex six: cf. F. sexte.] (R.C.Ch.) (a) The office for the sixth canonical hour, being a part of the Breviary. (b) The sixth book of the decretals, added by Pope Boniface VIII.

Sex"tain, n. [L. sextus sixth, fr. sex six: cf. It. sestina.] (Pros.) A stanza of six lines; a sestine.

||Sex"tans (?), n. [L. See Sextant.] 1. (Rom. Antiq.) A Roman coin, the ||sixth part of an as.

2. (Astron.) A constellation on the equator south of Leo; the Sextant.

Sex"tant (?), n. [L. sextans, -antis, the sixth part of an as, fr. sextus sixth, sex six. See Six.] 1. (Math.) The sixth part of a circle.

2. An instrument for measuring angular distances between objects, -- used esp. at sea, for ascertaining the latitude and longitude. It is constructed on the same optical principle as Hadley's quadrant, but usually of metal, with a nicer graduation, telescopic sight, and its arc the sixth, and sometimes the third, part of a circle. See Quadrant.

3. (Astron.) The constellation Sextans.

Box sextant, a small sextant inclosed in a cylindrical case to make it more portable.

Sex"ta*ry (?), n.; pl. Sextaries (#). [L. sextarius the sixth part of a measure, weight, etc., fr. sextus sixth, sex six.] (Rom. Antiq.) An ancient Roman liquid and dry measure, about equal to an English pint.

Sex"ta*ry (?), n. [For sextonry.] A sacristy. [Obs.]

{ Sex*tet" (?), Sex*tet"to (?), } n. (Mus.) See Sestet.

Sex"teyn (?), n. A sacristan. [Obs.] Chaucer.

Sex"tic (?), a. [L. sextus sixth.] (Math.) Of the sixth degree or order. -- n. (Alg.) A quantic of the sixth degree.

Sex"tile (?), a. [F. sextil, fr. L. sextus the sixth, from sex six. See Six.] (Astrol.) Measured by sixty degrees; fixed or indicated by a distance of sixty degrees. Glanvill.

Sex"tile, n. [Cf. F. aspect sextil.] (Astrol.) The aspect or position of two planets when distant from each other sixty degrees, or two signs. This position is marked thus: &8star;. Hutton.

Sex*til"lion (?), n. [Formed (in imitation of million) fr. L. sextus sixth, sex six: cf. F. sextilion.] According to the method of numeration (which is followed also in the United States), the number expressed by a unit with twenty-one ciphers annexed. According to the English method, a million raised to the sixth power, or the number expressed by a unit with thirty-six ciphers annexed. See Numeration.

Sex"to (?), n.; pl. Sextos (#). [L. sextus sixth.] A book consisting of sheets each of which is folded into six leaves.

Sex`to*dec"i*mo (?), a. [L. sextus- decimus the sixteenth; sextus the sixth (fr. sex six) + decimus the tenth, from decem ten. See - mo.] Having sixteen leaves to a sheet; of, or equal to, the size of one fold of a sheet of printing paper when folded so as to make sixteen leaves, or thirty-two pages; as, a sextodecimo volume.