Octane

Pronunciation: /ɑkˈteɪn/

Definitions of octane

noun a colorless flammable liquid hydrocarbon present in petroleum and used as a fuel additive

Example Sentences

A1 Octane is a measurement of fuel quality.

A2 It is important to use high octane gasoline in sports cars.

B1 The octane rating of this fuel is 95, which is suitable for most vehicles.

B2 Some high-performance engines require a minimum octane level of 98.

C1 The octane boost additive can increase the fuel's performance.

C2 Understanding the relationship between octane and engine performance is crucial for automotive engineers.

Examples of octane in a Sentence

formal The octane rating of this fuel is 91, which is suitable for most modern vehicles.

informal I always make sure to fill up with high-octane gas for better performance.

slang My car runs best on that premium octane stuff.

figurative His creativity has an octane level that is off the charts.

Grammatical Forms of octane

• past tense: octaned
• plural: octanes
• comparative: more octane
• superlative: most octane
• present tense: octanes
• future tense: will octane
• perfect tense: have octaned
• continuous tense: is octaning
• singular: octane
• positive degree: octane
• infinitive: to octane
• gerund: octaning
• participle: octaned

Origin and Evolution of octane

First Known Use: 1865 year

Language of Origin: Latin

Story behind the word: The word 'octane' originated from the Latin word 'octo', meaning eight, due to its chemical structure containing eight carbon atoms.

Evolution of the word: Originally used in the context of chemistry to describe a hydrocarbon compound with eight carbon atoms, the term 'octane' has evolved to become synonymous with a unit of measurement for gasoline's resistance to knocking in internal combustion engines.