vogn.
/vɒɡ/, U.S. /vɔɡ/, /vɑɡ/ U.S.
Chiefly in Hawaii: smog or haze containing volcanic dust and gases.
ΘΚΠ
the world > physical sensation > cleanness and dirtiness > dirtiness > pollution or defilement > environmental pollution > [noun] > bad air > specific
smokiness1587
mephitism1801
smog1905
photochemical smog1957
vog1969
1969 Honolulu Advertiser 16 June 1/2 That wasn't smog that shrouded much of Oahu yesterday. It was 'vog' (volcano-induced fog). That's what Art Pierson called the thin gray haze that reduced visibility at Honolulu Airport to less than five miles early yesterday afternoon.
1987 Christian Sci. Monitor 9 Jan. b4/3 Clouds of acrid volcanic smoke begin to mix with Hilo's humid fog. It's a mixture referred to as ‘vog’.
1996 Rotarian Feb. 8/1 Scientists say that until the eruption ends, we will be subject to occasional days and weeks of vog.
2007 K. H. Hemmings Descendants ii. xii. 79 The air gets colder, and there's a slight vog hanging over everything.
This is a new entry (OED Third Edition, June 2015; most recently modified version published online December 2021).
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n.1969