n. [ Vacuum + -meter. ] (Physics) (a) An instrument for the comparison of barometers. (b) An apparatus for the measurement of low pressures. [ Webster 1913 Suppl. ]
n. [ L. vacuus empty: cf. F. vacuole. ] (Biol.) A small air cell, or globular space, in the interior of organic cells, either containing air, or a pellucid watery liquid, or some special chemical secretions of the cell protoplasm. [ 1913 Webster ]
Contractile vacuole. (Zool.) See under Contractile, and see Illusts. of Infusoria, and Lobosa. -- Food vacuole. (Zool.) See under Food, and see Illust. of Infusoria. [ 1913 Webster ]
n. [ L. vacuus empty: cf. F. vacuole. ] (Biol.) A small air cell, or globular space, in the interior of organic cells, either containing air, or a pellucid watery liquid, or some special chemical secretions of the cell protoplasm. [ 1913 Webster ]
Contractile vacuole. (Zool.) See under Contractile, and see Illusts. of Infusoria, and Lobosa. -- Food vacuole. (Zool.) See under Food, and see Illust. of Infusoria. [ 1913 Webster ]
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เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
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