Xanthelasma
xanthelasma
historical examples
a system of practical medicine by american authors, vol. ii various
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- Xanthemia
xanthemia
- Xanthene
a yellow, crystalline substance, c 13 h 10 o, soluble in ether and slightly soluble in alcohol, used in organic synthesis and as a fungicide. noun a yellowish crystalline heterocyclic compound used as a fungicide; benzo-1,4-pyran. its molecular structural unit is found in many dyes, such as rhodamine and fluorescein. formula: ch2(c6h4)2o
- Xanthene-dye
any of a group of dyes having a molecular structure related to that of xanthene in which the aromatic (c 6 h 4) groups are the chromoph-r-.
- Xanthian
of or relating to the ancient city of xanthus. historical examples blackwood’s edinburgh magazine, volume 61, no. 380, june, 1847 various encyclopaedia britannica, 11th edition, volume 10, slice 2 various adjective of or relating to the ancient lycian city of xanthus or its inhabitants
- Xanthic-acid
an unstable organic acid, c 3 h 6 s 2 o, the methyl and ethyl esters of which are colorless, oily liquids with a penetrating odor. noun any of a cl-ss of organic sulphur-containing acids with the general formula roc(s)sh, where r is an organic group