s/n8599292

Information
has gloss	(noun) meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England) prime meridian
lexicalization	eng: prime meridian
subclass of	(noun) 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" meridian, line of longitude
has instance	(noun) the meridian passing through Greenwich; was internationally adopted as the earth's zero of longitude in 1884 Greenwich Meridian