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Prime Meridian

nounverified·updated May 18, 2026

meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England)

MWEWordset Dictionary

Classifications

Entity Type

Unknown—authoritativeglossary_import_default_pending_classifier
?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

plural
Prime Meridians
possessive
Prime Meridian's
pluralpossessive
Prime Meridians'