Definition of oleum in English:

oleum

Line breaks: oleum
Pronunciation: /ˈəʊlɪəm
 
/

noun

[mass noun]
A dense, corrosive liquid consisting of concentrated sulphuric acid containing excess sulphur trioxide in solution.
More example sentences
  • In Tennessee all officers undergo training in which they are exposed to both CS and oleum capsicum, and no significant injuries from exposure have been reported.

Origin

early 20th century: from Latin, literally 'oil'.

Definition of oleum in:

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Word of the day anomalous
Pronunciation: əˈnämələs
adjective
deviating from what is standard, normal, or expected