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oleum

American  
[oh-lee-uhm] / ˈoʊ li əm /

noun

plural

olea, oleums
  1. Pharmacology. oil.

  2. Chemistry. pyrosulfuric acid.


oleum British  
/ ˈəʊlɪəm /

noun

  1. another name for fuming sulphuric acid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of oleum

1900–05; < Latin: oil

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Both methyl chloride, which can be used to make rubber, and oleum, a type of sulfuric acid, were accidentally released into the atmosphere.

From Reuters • Jul. 7, 2011

In addition, the new State-aided enterprise at Huddersfield was largely diverted to explosives production, and rendered very valuable services in the supply of Tetryl, T.N.T., synthetic phenol, picric acid, and oleum.

From The Riddle of the Rhine; chemical strategy in peace and war by Lefebure, Victor

It was "oleum perdidit" in another sense than the scholastic one.

From The Atlantic Monthly, Volume 02, No. 08, June 1858 by Various

Greek-fire was the precursor of gunpowder; it was the oleum incendiarum of the Romans.

From The Browning Cyclop?dia A Guide to the Study of the Works of Robert Browning by Berdoe, Edward

G.-V. oleum modice: fervere; Tor. & oleum, quæ modice fervere facias.

From Cookery and Dining in Imperial Rome by Vehling, Joseph Dommers