Part 906

Sub*du"pli*cate (?), a. (Math.) Expressed by the square root; -- said of ratios.

Subduplicate ratio, the ratio of the square roots, or the square root of a ratio; thus, the subduplicate ratio of a to b is √a to √b, or √a/b.

Sub*du"ral (?), a. (Anat.) Situated under the dura mater, or between the dura mater and the arachnoid membrane.

Sub*ed"i*tor (?), n. An assistant editor, as of a periodical or journal.

Sub`e*lon"gate (?), a. Not fully elongated; somewhat elongated.

Sub*en`do*car"di*al (?), a. (Anat.) Situated under the endocardium.

Sub*en"dy*mal (?), a. [Pref. sub + endyma.] Situated under the endyma.

Sub*ep`i*der"mal (?), a. Situated immediately below the epidermis.

Sub*ep`i*glot"tic (?), a. (Anat.) Situated under the epiglottis.

Sub*ep`i*the"li*al (?), a. (Anat.) Situated under the epithelium.

Sub*e"qual (?), a. Nearly equal.

Su"ber*ate (?), n. [Cf. F. subérate.] (Chem.) A salt of suberic acid.

Su*be"re*ous (?), a. [L. subereus of the cork tree.] Of or pertaining to cork; of the nature of cork; suberose.

Su*ber"ic (?), a. [L. suber the cork tree: cf. F. subéreque.] (Chem.) Of or pertaining to cork; specifically, designating an acid, C6H12.(CO2H)2, homologous with oxalic acid, and obtained from cork and certain fatty oils, as a white crystalline substance.

Su"ber*in (?), n. [L. suber the cork tree: cf. F. subérine.] (Bot.) A material found in the cell walls of cork. It is a modification of lignin.

Su"ber*ite (?), n. [L. suber the cork tree.] (Zoöl.) Any sponge of the genus Suberites and allied genera. These sponges have a fine and compact texture, and contain minute siliceous spicules.

Su"ber*one (?), n. (Chem.) (a) The hypothetical ketone of suberic acid. (b) A colorless liquid, analogous suberone proper, having a pleasant peppermint odor. It is obtained by the distillation of calcium suberate.

{ Su"ber*ose` (?), Su"ber*ous (?), } a. [L. suber the cork tree: cf. F. subéreux.] (Bot.) Having a corky texture.

Sub*e`so*phag"e*al (?), a. (Zoöl.) Situated beneath the esophagus. [Written also subœsophageal.]

Subesophageal ganglion (Zoöl.), a large special ganglion situated beneath the esophagus of arthropods, annelids, and some other invertebrates.

Sub*fam"i*ly (?), n. (Biol.) One of the subdivisions, of more importance than genus, into which certain families are divided.

Sub*fi"brous (?), a. Somewhat fibrous.

Sub*fus"cous (?), a. [L. subfuscus, suffuscus. See Sub-, and Fuscous.] Duskish; moderately dark; brownish; tawny.

Sub*fusk" (?), a. Subfuscous. [Obs.] Tatler.

Sub`ge*lat"i*nous (?), a. Imperfectly or partially gelatinous.

Sub`ge*ner"ic (?), a. Of or pertaining to a subgenus.

Sub*ge"nus (?), n.; pl. Subgenera (&?;). (Biol.) A subdivision of a genus, comprising one or more species which differ from other species of the genus in some important character or characters; as, the azaleas now constitute a subgenus of Rhododendron.

Sub*gla"cial (?), a. Pertaining or belonging to the under side of a glacier; being beneath a glacier; as, subglacial streams.