Classical compass winds ("ζέφυρος") from the west – were added soon enough. The etymology of the names of the four archaic Greek winds is uncertain. Among tentative propositions is that "Boreas" might come from "boros", an old variant of "oros" (Greek for "mountains", which were to the north geographically). An alternative hypothesis is that it may come from "boros" meaning "voracious". Another is that it comes from the phrase "ἀπὸ τῆς βοῆς" ("from the roar"), a reference to its violent and loud noise. "Notos" probably comes from "notios" ("moist", a reference to the warm rains and storms brought from the south). "Eurus" and
HMS Boreas (1774) station. Horatio Nelson (who was created 1st Viscount Nelson 1801) was Senior Naval Officer of the Leeward Islands from 1784 to 1787 on the Boreas. The Boreas was used as a slop ship from 1797 until its breakup. HMS Boreas (1774) HMS "Boreas" was a modified sixth-rate frigate of the Royal Navy. She was first commissioned in August 1775 under Captain Charles Thompson. On 31 August 1779 "Boreas", under the command of Captain Charles Thompson, captured the French corvette "Compas", of eighteen 6-pounder guns, which was carrying a cargo of sugar. "Compas", which was armed "en flute", put up resistance