Definition of cetane in English:

cetane

Syllabification: ce·tane
Pronunciation: /ˈsētān
 
/

noun

Chemistry
A colorless liquid hydrocarbon of the alkane series, used as a solvent.
  • Alternative name: n-hexadecane; chemical formula: C16H34
More example sentences
  • Its density, viscosity, cetane index, combustion point, and several other parameters they looked at compare favorably with those of ethyl esters of sunflower, rape, groundnut, and soybean oils.
  • The secret formula behind the new diesel relies upon an increase in cetane; the equivalent of octane used in petrol.
  • The composition may optionally also contain pour point depressants, cetane improvers, carbon-containing compounds which react with water, and/or emulsifiers.

Origin

late 19th century: from Latin cetus 'whale', from Greek kētos (because related compounds were first derived from spermaceti) + -ane2.

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