Definition:
				
				
				- (a.) Being at, or pertaining to, midday; belonging to, or passing through, the highest point attained by the sun in his diurnal course.
 
				
				- (a.) Pertaining to the highest point or culmination; as, meridian splendor.
 
				
				- (a.) Midday; noon.
 
				
				- (a.) Hence: The highest point, as of success, prosperity, or the like; culmination.
 
				
				- (a.) A great circle of the sphere passing through the poles of the heavens and the zenith of a given place. It is crossed by the sun at midday.
 
				
				- (a.) A great circle on the surface of the earth, passing through the poles and any given place; also, the half of such a circle included between the poles.
 
				
				
			
			
			
			Compare meridian with other words:
			
			
			dipleidoscope vs. meridian
			
			
			
			
			
			lunitidal vs. meridian
			
			
			
			
			
			meridian vs. midheaven
			
			
			
			
			
			meridian vs. meridionally
			
			
			
			
			
			colure vs. meridian
			
			
			
			
			
			circummeridian vs. meridian
			
			
			
			
			
			meridian vs. parallel
			
			
			
			
			
			meridian vs. meridional
			
			
			
			
			
			easting vs. meridian
			
			
			
			
			
			companion vs. meridian
			
			
			
			
			
			latitude vs. meridian
			
			
			
			
			
			meridian vs. transit
			
			
			
			
			
			meridian vs. noon
			
			
			
			
			
			distribute vs. meridian
			
			
			
			
			
			meridian vs. vital
			
			
			
			
			
			body vs. meridian
			
			
			
			
			
			meridian vs. pathway
			
			
			
			
			
			meridian vs. revolution
			
			
			
			
			
			general vs. meridian
			
			
			
			
			
			meridian vs. similar
			
			
			
			
			
			meridian vs. observer
			
			
			
			
			
			meridian vs. zenith
			
			
			
			
			
			meridian vs. sphere
			
			
			
			
			
			celestial vs. meridian
			
			
			
			
			
			meridian vs. pole
			
			
			
			
			
			geographic vs. meridian
			
			
			
			
			
			meridian vs. surface
			
			
			
			
			
			earth vs. meridian
			
			
			
			
			
			longitude vs. meridian
			
			
			
			
			
			drift vs. meridian
			
			
			
			
			
			culmination vs. meridian
			
			
			
			
			
			meridian vs. rhumb
			
			
			
			
			
			azimuth vs. meridian
			
			
			
			
			
			departure vs. meridian
			
			
			
			
			
			equidistant vs. meridian
			
			
			
			
			
			meridian vs. south