meridian
n 日中，正午（meri 中间+di+an→在日子中间→正午）
释义2：
meridian
/ mE5rIdi:En /
◙ noun1. a circle of constant longitude passing through a given place on the earth's surface and the terrestrial poles• （地球的）子午线，经线 [Astronomy] a circle passing through the celestial poles and the zenith of a given place on the earth's surface• [天文] （天球的）子午线，经线2. (in acupuncture and Chinese medicine) each of a set of pathways in the body along which vital energy is said to flow. There are twelve such pathways associated with specific organs• （针灸及中医用语）经脉◙ adjective1. [attrib.] relating to or situated at a meridian• （与）子午线（有关）的，（与）经线（有关）的；在子午线的 »the meridian moon. 月在中天。【语源】
1. late Middle English: from Old French meridien, from Latin meridianum (neuter, used as a noun) 'noon', from medius 'middle' + dies 'day'. The use in astronomy is due to the fact that the sun crosses a meridian at noon
俄语/英语字母转换