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  1. Oxford American Dictionary

    true north

    • IPA[tro͞o nôrTH]

    美式

    • n.
      north according to the earth's axis, not magnetic north

    • noun: true north

    • 釋義

    名詞

    • 1. north according to the earth's axis, not magnetic north compass readings vary from 7.9° to 6.7° west of true north