音标：[mә'ridiәn]
n. 子午线, 经线, 顶点
a. 子午线的, 最高点的, 顶点的
【化】 经线; 子午线
【医】 子午线, 经线, 经络(针灸)
在线英汉词典
meridian的短语、例句：
meridian
n
1 imaginary circle round the earth, passing through (a given place and) the North and South Poles 子午线; 经线
the Greenwich meridian, ie longitude 0, which passes through the North and South Poles and Greenwich, England 格林威治子午线.
2 highest point reached by the sun or other star, as viewed from a given point on the earth´s surface 从地面观测太阳或其他星球到达的最高点.
meridian