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méridien meaning in English

FrenchEnglish
méridien nom {m}

meridian [meridians]◼◼◼(great circle on the Earth’s surface, passing through the geographic poles)
noun
[UK: mə.ˈrɪ.dɪən] [US: mə.ˈrɪ.diən]

méridien d’origine nom {m}

prime meridian(reference line)
noun
[UK: praɪm mə.ˈrɪ.dɪən] [US: ˈpraɪm mə.ˈrɪ.diən]

antiméridien nom {m}

antimeridian◼◼◼(the reference line at 180° longitude, on the opposite side of earth to the prime meridian)
noun

premier méridien nom {m}

prime meridian◼◼◼(reference line)
noun
[UK: praɪm mə.ˈrɪ.dɪən] [US: ˈpraɪm mə.ˈrɪ.diən]