cetane number
noun
: a measure of the ignition value of a diesel fuel that represents the percentage by volume of cetane in a mixture of liquid methylnaphthalene that gives the same ignition lag as the oil being tested
called also cetane rating
compare octane numberDictionary Entries Near cetane number
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“Cetane number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cetane%20number. Accessed 30 Dec. 2024.
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