D defs.my
Entry 1 sense Webster, 1913

Orthodromics

· Or·tho·drom·ics · IPA
01 n. The art of sailing in a direct course, or on the arc of a great circle, which is the shortest distance between any two points on the surfac…
  1. 1.
    The art of sailing in a direct course, or on the arc of a great circle, which is the shortest distance between any two points on the surface of the globe; great-circle sailing; orthodromy.