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orthodromy
noun
or·thodro·my
\ˈȯ(r)thəˌdrōmē, ȯ(r)ˈthädrəmē\
Definition of orthodromy
-es
: the act or art of great-circle sailing
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Origin and Etymology of orthodromy
French orthodromie, from orthodrom- (from Greek orth- + -dromos -drome) + -ie -y
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