ἀντίπνοια
From LSJ
τούτων γάρ ὄνομα μόνον κοινόν, ὁ δέ κατά τοὔνομα λόγος τῆς οὐσίας ἕτερος → though they have a common name, the definition corresponding with the name differs for each (Aristotle, Categoriae 1a3-4)
English (LSJ)
ἡ,
A conflicting wind, τῷ βορέᾳ Thphr. Vent.28. 2 contrary wind, Ph.1.352, Hdn.5.4.11.