Orthodromy

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Orthodromy \Or"tho*drom`y\ ([^o]r"th[-o]*dr[o^]m`[y^]; 277), n.
     [Cf. F. orthodromie.]
     The act or art of sailing on a great circle.
     [1913 Webster] Orthoepic