ˈvȯg How to pronounce vog (audio)
: air pollution caused by volcanic emissions

Examples of vog in a Sentence

Recent Examples on the Web Depending on how vigorous the eruption is, volcanic fog (or vog) might be a respiratory hazard as well. Erik Klemetti, Discover Magazine, 28 Nov. 2022 Children, the elderly and those with respiratory conditions should reduce outdoor activities that cause heavy breathing and reduce exposure by staying indoors and closing windows and doors if vog conditions develop, the health department said. Aya Elamroussi, CNN, 2 Dec. 2022 Sulfur dioxide is a pungent gas that reacts with oxygen and water to form vog. Julia Musto, Fox News, 1 Dec. 2022 Vog is a fairly common weather phenomena in Hawaii, and a National Weather Service forecast from Wednesday said that because of a wind shift, vog from the Big Island will begin to head north toward the other islands by Friday. Doyle Rice, USA TODAY, 9 May 2018 This will direct hazardous vog to southern and western areas of the Big Island. Doyle Rice, USA TODAY, 16 May 2018 Authorities have been trying to persuade residents to wear filter masks to protect them from ash fall and to avoid areas where vog and laze may be present. Trevor Hughes, USA TODAY, 29 May 2018 If trade winds become lighter as predicted later this week, vog could pool northward over parts of the island by Friday, the weather service says. and Jason Hanna, CNN, 10 May 2018 The National Weather Service says vog could become widespread on the Big Island Thursday afternoon through Friday night. Angela Fritz, Washington Post, 10 May 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'vog.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


volcanic + smog

First Known Use

1969, in the meaning defined above

Time Traveler
The first known use of vog was in 1969

Dictionary Entries Near vog

Cite this Entry

“Vog.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vog. Accessed 19 Jun. 2024.

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