the highest level or degree attainable; the highest stage of development;
"his landscapes were deemed the acme of beauty"
"the artist's gifts are at their acme"
"at the height of her career"
"the peak of perfection"
"summer was at its peak"
"...catapulted Einstein to the pinnacle of fame"
"the summit of his ambition"
"so many highest superlatives achieved by man"
"at the top of his profession"
a town in eastern Mississippi
an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator;
"all points on the same meridian have the same longitude"
Adjective:
of or happening at noon;
"meridian hour"
being at the best stage of development;
"our manhood's prime vigor"
meridian的用法和样例：
例句
用作名词 (n.)
A meridian is an imaginary circle. 子午线是假想出来的一个圆圈。
Terrestrial longitude is measured in degrees east or west of the Greenwich meridian. 地球的经度是被格林威治子午线向东或向西以度数来表示的。
The one hundred and first meridian was passed. 现在已经越过了经线一百零一度了。
Every place on the same meridian has the same longitude. 同一经线上的地方其经度相同。
He is at the meridian of life. 他正值壮年。
He was at the meridian of his power then. 那时他获得了最高权力。
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