XiphiasXiph´i•as, n. [L., a swordfish, a sword-shaped comet, fr. Gr. xifi•as, fr. xi•fos a sword.] 1. (Zoöl.) A genus of fishes comprising the common swordfish. 2. (Anat.) (a) The constellation Dorado. (b) A comet shaped like a sword
XiphidiumXi•phid´i•um, n. [NL., from Gr., dim. of xi•fos sword.] (Bot.) A genus of plants of the order Haemodraceae, having two-ranked, sword-shaped leaves.
XiphioidXiph´i•oid, a. [ Xiphius + -oid.] (Zoöl.) Of, pertaining to, or resembling, a cetacean of the genus Xiphius or family Xiphiidae.
XiphiplastronXiph´i•plas´tron, n. ; pl. Xiphiplastra (#). [NL., fr. Gr. xi•fos a sword + plastron.] (Anat.) The posterior, or fourth, lateral plate in the plastron of turtles; — called also xiphisternum.
XiphisternumXiph´i•ster´num, n. ; pl. Xiphisterna (#). [NL., fr. Gr. xi•fos a sword + sternum.] (Anat.) (a) The posterior segment, or extremity, of the sternum; — sometimes called metasternum, ensiform cartilage, ensiform process, or xiphoid process. (b) The xiphiplastron. — Xiph´i•ster´nal (#) a.
XiphiusXiph´i•us, n. [NL., fr. Gr. xi•fos a sword.] (Zoöl.) A genus of cetaceans having a long, pointed, bony beak, usually two tusklike teeth in the lower jaw, but no teeth in the upper jaw.
XiphodonXiph´o•don, n. [Gr. xi•fos a sword + ’odoy•s, ’odo•ntos, a tooth.] (Paleon.) An extinct genus of artiodactylous mammals found in the European Tertiary formations. It had slender legs, didactylous feet, and small canine teeth.
XiphoidXiph´oid ( 277), a. [Gr. sword- shaped; xi•fos a sword + form, shape: cf. F. xiphoide.] (Anat.) (a) Like a sword; ensiform. (b) Of or pertaining to the xiphoid process; xiphoidian.
XiphoidianXiph•oid´i•an, a. (Anat.) Xiphoid.
XiphophyllousXi•phoph´yl•lous, a. [Gr. xi•fos sword + leaf.] (Bot.) Having sword- shaped leaves.
XiphosuraXiph•o•su´ra, n. pl. See Xiphura.
XiphuraXi•phu´ra, n. pl. [NL., from Gr. xi•fos sword + tail.] (Zoöl.) Same as Limuloidea. Called also Xiphosura. X ray. See under Ray.