‖ mycoderma
(maɪkəʊˈdɜːmə)
Also (in sense 2) ˈmycoderm.
[mod.L.: see myco- and derma.]
1. A genus of fermentation-fungi, as that which forms the mother of vinegar (Mycoderma aceti).
| 1846 Lindley Veget. Kingd. 44. 1849 Balfour Man. Bot. §1125 Peculiar species of Mycoderma are developed in vinegar, in yeast, and in flour. 1887 tr. De Bary's Fungi, etc. 250 With free admission of air the sprouts are frequently elongated cylindrical shoots (the ‘Chalara-’ and Mycoderma-form). |
2. A pellicle or membrane formed by certain bacteria, as on the surface of liquids that have become ‘mothery’.
| 1854 C. H. Jones & Siev. Pathol. Anat. v. 199 The mycoderm of favus. 1861 H. Macmillan Footn. Page Nat. 238 These mycodermata, as they are called, of ulcerated and mucous surfaces. |
Hence mycoˈdermatoid, -ˈdermatous [Gr. δερµατ-, δέρµα: see derma], -ˈdermic adjs., of, pertaining to, or consisting of mycoderms.
| 1847 Todd's Cycl. Anat. IV. i. 144/1 Mycodermatous vegetations occur as elements of the crust of porrigo favosa. 1849 Balfour Man. Bot. §1126 Some mycodermatous Fungi are connected with certain cutaneous.. diseases. 1882 Ogilvie, Mycodermic. 1890 Century Dict., Mycodermatoid. |