Part of speech: adjective

Pertaining to the meridian; highest; brightest; noonday.

Part of speech: noun

Noonday; hence, the highest or culminating point of anything.

Part of speech: noun

The vertical plane, at any place, that contains the earth's axis; also the great circle in which this intersects the surface of the earth or the celestial sphere; a north- and- south line.

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Usage examples "meridian":

  1. A heavy snow had fallen during the night; and the sun, ascended to its meridian, shone through the thick atmosphere like a ball of fire. - "Thaddeus of Warsaw", Jane Porter.
  2. The hundred- and- first meridian was now passed. - "Round the World in Eighty Days", Jules Verne.
  3. Surveying parties have been organized and some progress has been made in establishing the principal base and meridian lines. - "Complete State of the Union Addresses from 1790 to the Present", Various.