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Thesaurus: prime meridian
meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England)
Related headwords
longitudedefinitiondegreedefinitioneastdefinitionEnglanddefinitionGreenwichdefinitionmeridiandefinitionreckoneddefinitionwestdefinitionzerodefinitionprimefamilyprime factorfamilyprime ministerfamilyprime moverfamilyprime numberfamilyprime quantityfamilyprime timefamilyprimedfamilyprimelyfamilyprimenessfamilyprimerfamilyprimer coatfamilyprimerofamilyprimerolefamilyprimersfamilyprimesfamilyprimevalfamily