a. [ Zinc + -oid. ] Pertaining to, or resembling, zinc; -- said of the electricity of the zincous plate in connection with a copper plate in a voltaic circle; also, designating the positive pole. [ Obs. ] [ 1913 Webster ]
a. [ Gr. &unr_; quoit-shaped, &unr_; a round plate, quoit + e'i^dos form, shape: cf. F. discoïde. See Disk. ] Having the form of a disk, as those univalve shells which have the whorls in one plane, so as to form a disk, as the pearly nautilus. [ 1913 Webster ]
Discoid flower (Bot.), a compound flower, consisting of tubular florets only, as a tansy, lacking the rays which are seen in the daisy and sunflower. [ 1913 Webster ]
(n) a chronic skin disease occurring primarily in women between the ages of 20 and 40; characterized by an eruption of red lesions over the cheeks and bridge of the nose, Syn.DLE
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เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
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