D defs.my
Entry 1 sense Webster, 1913

Heteroscian

· Het·er·os·cian · IPA
01 n. One who lives either north or south of the tropics, as contrasted with one who lives on the other side of them; -- so called because at noo…
  1. 1.
    One who lives either north or south of the tropics, as contrasted with one who lives on the other side of them; -- so called because at noon the shadows always fall in opposite directions (the one northward, the other southward).