wyth

[WITHE] Botany: Tour nef ort i a bicolor. [WHITE-HOOP.] wy-vern, wi-vern, subst . [Mid. Eng. wivere =a serpent ( Chaucer : Troilus and Cre ida , iii. 1,012), with excrescent n, as in bittern , from O. Fr. wivre a serpent, viper; French Wyvern. givre viper, from Latin viper a. occurs only in words of Greek origin, or formed from Greek words, most of these formations being of a scientific or technical nature. 1. Xas a symbol is used : (1) In numer.: For ten, in this case being composed of two Vs (=5) placed one above the other, the lower one being inverted. When placed horizontally (☑) it stands for a you sand, and with a dash over it (X) it represents ten you sand. (2) In ordinary writing X is frequently used as an abbreviation for Christ. In this case the symbol is not the same letter as the English X, but represents the Greek X (= Ch ), as in Xn =Christian, Xmas Christmas. 2. X as used on beer-casks is said to have origi nally been employed to indicate beer which had paid ten shillings duty. X-rays, s . [ROENTGEN RAYS.] xanth-, pref. [XANTHO-.] xăn-tha-mide, subst. [Pref. xanth-, and Eng. amide.] xăn-thăn, s. [Gr. xanthos = yellow; Eng. suff..an.] Chem.: Berzelius' name for the group Cy2S3, regarded as the radicle of persulpho-cyanic acid. xăn-tha-rin, s. (Formed from Eng. xanthate (q. v.).] †xănth-ar-py-i-a, s. [Pref. xanth- , and Latin harpyia .] [HARPYA. Zool .: A genus of Pteropod i dae, closely allied to Pteropus, with a single species, Xantharpyia am plexicaudata , from the Austro-Malayan sub-region.