turonism

[Eng. tyron(e); -ism.] The state of being a tyro. tyr-o-sine, s . [ Gr.tyros =cheese; -ine ( Chem .).] 1. Chem.: C9H11NO3. A crystalline nitrogenous body discovered by Liebig, obtained by decomposing albuminous substances, such as casein, ., by caustic potash. It forms stellate groups of long slender needles, having a silky luster, soluble in boiling water and in alcohol, insoluble in ether. 2. Pathol .: Tyrosine is often found in the urine during acute atrophy of the liver. Tỹ sốn, s . [Dr. Edward Tyson (1649-1708), F.R.S., an able comparative anatomist, discoverer of the glands.] (Sée compound.) Tyson's glands, s. pl . Anatomy: Numerous sebaceous glands round the cervex penis and corona gland is . Called also Gland ulæ odorifere . ( Quain .) ty-son-ite, subst. [After S. T. Tyson; suff. -ite ( Min .).] Min.: A mineral forming the central portion of certain hexagonal crystals, the exterior of which consists almost entirely of bastnäsite (the hamartite of Nor den ski old), which has been derived by cific gravity, 612-6-14; luster somewhat resinous; alteration from tysonite. Hardne , 4.5-5; specolor pale wax-yellow; streak, nearly white. Analy ses yielded, cerium, 4019; lanthanum and didymium, 30-37; fluorine, 29-44-100, which corresponds to the formula, (Ce, La, Di)2F6. Occurs in felspar at Pike's Peak, Colorado. tythe, s. [TITHE.) tyth-ing, s . [TITHING.] tzar, s. [CZAR.]