\ ˈvȯg How to pronounce vog (audio) , ˈväg \

Definition of vog

: air pollution caused by volcanic emissions

Examples of vog in a Sentence

Recent Examples on the Web 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 Scientists say higher sulfur dioxide emissions recorded at the volcano's vents in recent days are creating the potential for heavier than usual vog, or volcanic smog. NBC News, 29 May 2018 On top of lava, ash clouds and plumes of deadly laze (lava and haze), officials are also warning about vog, or volcanic smog. Katherine Lam, Fox News, 28 May 2018 The vog's sulfuric acid droplets would fall, too -- thus, acid rain. Jason Hanna, CNN, 10 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vog.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of vog

1969, in the meaning defined above

History and Etymology for vog

volcanic + smog

Keep scrolling for more

Learn More About vog

Dictionary Entries Near vog




See More Nearby Entries 

Statistics for vog

Cite this Entry

“Vog.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vog. Accessed 18 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
True or False

Test your knowledge - and maybe learn something along the way.


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!