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▪ I. thymic, a.1|ˈθaɪmɪk|
[f. Gr. θύµος (θῠ-) thymus + -ic.]
1. Anat. and Path. Of, pertaining to, or connected with the thymus gland.
1656Blount Glossogr. s.v. Vein, Thymick veine.., the first branch of the subclavicular, goes to the fag peece or kernel, which is under the kannel bone. 1831R. Knox Cloquet's Anat. 633 The arteries of the pericardium..arise from the thymic, phrenic, bronchial, and œsophageal arteries. 1849–52Todd's Cycl. Anat. IV. 1102/1 ‘Thymic asthma’ may occur with an unnaturally small thymus. 1899Allbutt's Syst. Med. VI. 90 Spasm of the glottis — the so-called ‘thymic asthma’.
2. Physiol. Chem. In thymic acid, C16H25N3P2O12, a colourless acid obtained from the thymus gland. Its salts are thymates |ˈθaɪmeɪts|.
1894[see thymine]. 1896Ibid. LXX. i. 658 Nucleic acid is decomposed by hydrolysis into thymic acid, adenine, guanine, and cytosine... Barium thymate, C16H23N3P2O12Ba,..dissolves readily in water, and, when anhydrous, is excessively hygroscopic... Thymic acid differs from the parent nucleic acid by its ready solubility in water. 1898Schäfer's Text Bk. Physiol. I. 67.
▪ II. thymic, a.2 Chem.|θaɪ-, ˈtaɪmɪk|
[f. Gr. θύµον thyme + -ic.]
Of, pertaining to, or derived from thyme; in thymic acid, a synonym of thymylic acid or thymol. Hence thyˈmicic a., derived from or containing thymol; = thymotic.
1868Watts Dict. Chem. V. 792 Thymicic acid, synon. with thymotic acid. 1890Billings Nat. Med. Dict., Thymic acid, thymol. |