English Dictionary |
PRIME MERIDIAN
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Dictionary entry overview: What does prime meridian mean?
• PRIME MERIDIAN (noun)
The noun PRIME MERIDIAN has 1 sense:
1. meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England)
Familiarity information: PRIME MERIDIAN used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
Meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England)
Classified under:
Nouns denoting spatial position
Hypernyms ("prime meridian" is a kind of...):
line of longitude; meridian (an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator)
Instance hyponyms:
Greenwich Meridian (the meridian passing through Greenwich; was internationally adopted as the earth's zero of longitude in 1884)
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