A dictionary of terms used in medicine and the collateral sciences / by the late Richard D. Hoblyn.

  • Richard Hoblyn
Date:
1899
Catalogue details

Licence: Public Domain Mark

Credit: A dictionary of terms used in medicine and the collateral sciences / by the late Richard D. Hoblyn. Source: Wellcome Collection.

    840/858 page 826
    S26 the extensors and supinators of the wnst-joint, due most usually to chronic lead-poisoning. WRITERS' CRAMR Scri- veners' Palsy. A chronic disease, ' characterized by the occurrence of spasm wlien the attempt is ' made to execute a special and ' complicated movement, the result of previous education ; such spasm not following muscular actions of the affected part when the special movement is not required. It occurs principally in the act of writing. j WRY NliCK. Caput Ohstipum ; ' Torticollis. A distortion caused by the irregular action, or per- manent contraction of the sterno- mastoid, trapezius, scalene and splenius muscles. The alfection may be congenital, acquired, or spasmodic, secondary to spinal irritation from disease of the cervical vertebras, or merely due to hysteria. WUTZER'S OPERATION. One devised for the radical cure of inguinal hernia by invaginatingthe scrotum, and retaining it in that position until the sac has become adherent in the inguinal canal. XA']SrTHEIN(|a>'0<^j, yellow). A yellow-colouring matter, extracted from the petals of the yellow dahlia. XANTflELA'SMA {^aMs, yel- low, ^Kan-fid, lamina). A yellow lamina commonly met with in the skin of the eye-lids, xanthelasma palpebrarum, and presenting two varieties : xanthelasma papulo- sum and planum. The affection is named, by Addison and Gull, viti- ligoidea.—B. Wilson. XA'NTHIC ACID {^auSSs, yel- low). Sulphocarbovinic acid. An oily liquid, named from the yellow colour of its salts. It is the sul- pho-carbonite of the oxide of ethyl and water. XA'NTHIC OXIDE {^aMs, yel- low). Uric oxide. A species of calculus, observed by Dr Marcet, and named from the lemon- coloured compound which it forms by the action of nitric acid. XANTHIC AND CYANIC SERIES. Botanists have divided flowers into two great series with reference to their colours, viz., X . those which have yellow for their I type, and are capable of passing into red or white, but never into blue ; and those which have blue ' for their type, and can pass into ! red or white, but never into I yellow. The former series is I termed, by some writers, oxidized, the latter deoxidized; and green- ; ness is considered as a state of equilibrium between the two series. De Candolle termed the former series xanthic {lavBos, yel- low), and the second cyanic (Kvavos, I blue). XANTHI'N {^aMs, yellow). A ' yellow-colonring principle, lately discovered in madder ; also, the yellow-colouring matter of flowers. XANTHIUM SPINOSUM. A leguminous plant common in the South of Euro[ic, lately extolled as a remedy for hydrophobia. XANTHOCHRO'IA (^aMs, yellow, x/j the skin). Xa7i- thoderma. Yellowness of the skin. XA'NTHO-CO'BALTIA {^aveds,
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