oil of vitriol

noun phrase

Definition of oil of vitriol

: concentrated sulfuric acid

First Known Use of oil of vitriol

1580, in the meaning defined above

Keep scrolling for more

Learn More about oil of vitriol

Statistics for oil of vitriol

Look-up Popularity

Time Traveler for oil of vitriol

The first known use of oil of vitriol was in 1580

See more words from the same year

Keep scrolling for more

More Definitions for oil of vitriol

oil of vitriol


Medical Definition of oil of vitriol

: concentrated sulfuric acid

More from Merriam-Webster on oil of vitriol

Britannica.com: Encyclopedia article about oil of vitriol

Comments on oil of vitriol

What made you want to look up oil of vitriol? Please tell us where you read or heard it (including the quote, if possible).


one from the Upper Peninsula of Michigan

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
True or False

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

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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