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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

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

Explosives demanded oleum, nitric acid, and nitrating plants, which already existed, standardised, in the factories of the dye combine.

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

With this mixture, he touched the ulcers several times a day; and then washed them with a liniment of acetate of lead, aqua plantaginis, and oleum rosaceum.

From North American Medical and Surgical Journal, Vol. 2, No. 3, July, 1826 by Bache, Franklin

Many of the above symptoms are relieved by musk, castor, the fœtid gums, valerian, oleum animale, oil of amber, which act in the usual dose without heating the body.

From Zoonomia, Vol. II Or, the Laws of Organic Life by Darwin, Erasmus