Meanings
plural bunker fuels
- uncountableusuallychemistryA type of extremely viscous, heavy fuel oil primarily used by large oceangoing ships.
The A. S. T. M. centrifuge test of crude petroleum, commonly used in commercial examinations, was found satisfactory for light oils have a Saybolt Furol viscosity of 200 seconds or less, such as bunker fuel oils “B”.
1923 January 28, “Accurately Measuring Fuel Oil Sediment”, in Fuel Oil for Heat and Power, volume 1, page 31Synonyms: bunker oil, bunker
Synonyms & antonyms
nounA type of extremely viscous, heavy fuel oil primarily used by large oceangoing ships.
Cite this entry
bunker fuel. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/bunker%20fuel
“bunker fuel.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bunker%20fuel. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “bunker fuel,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/bunker%20fuel.
Source: bunker fuel on Wiktionary, CC BY-SA 4.0.