meridian meaning and definition

MERIDIAN noun

Definition of meridian (noun)

1. 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"
   • synonyms: acme, elevation, height, peak, pinnacle, summit, superlative, tiptop, top
2. a town in eastern Mississippi
3. 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"
   • synonyms: line of longitude

MERIDIAN adjective

Definition of meridian (adjective)

1. of or happening at noon
   • "meridian hour"
2. being at the best stage of development
   • "our manhood's prime vigor"- Robert Browning
   • synonyms: prime