oleum

[ oh-lee-uhm ]

noun

, plural o·le·a [oh, -lee-, uh] o·le·ums

1. Pharmacology. oil.
2. Chemistry. pyrosulfuric acid.

oleum

/ ˈəʊlɪəm /

noun

1. another name for fuming sulphuric acid

Word History and Origins

Origin of oleum¹

1900–05; < Latin: oil

Word History and Origins

Origin of oleum¹

from Latin: oil, referring to its oily consistency

Example Sentences

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

From Project Gutenberg

Iterumque, Quinti Julii Murranii stagium opobalsamatum, sive myrrhæ oleum opobalsamo permixtum, ad cap.

From Project Gutenberg

A sample of B. Oleum Iodine was submitted by the manufacturer and examined.

From Project Gutenberg

A few crystals of ammonium chlorid were added to a little of B. Oleum Iodine and treated as above.

From Project Gutenberg

From the Latin oleum, formed from olea, olive-tree, the fruit of which abounds in oil.

From Project Gutenberg