How to pronounce octane
Say it like OK-tayn. Octane has two syllables, and the main stress falls on the first one (OK).
VoiceSpeed
Click the play button next to American or British to hear how to pronounce octane. Choose Slow to hear each sound clearly.
US American/ˈɑkteɪn/OK-tayn
UK British/ˈɒkteɪn/OK-tayn
- OK
- tayn
- Main stress
- Lighter stress
- Unstressed
Octane pronunciation, sound by sound
Read the parts left to right, then blend them together without pausing.
- OKSay this part loudest and longest. The vowel is the "ah" in father.
- taynKeep this part quick and light. The vowel is the "ay" in day.
American vs British pronunciation of octane
- The short o is rounded in British English (as in "hot"), but open and unrounded in American English.
British respelling: OK-tayn.
What does octane mean?
noun
- Any of the eighteen isomeric aliphatic hydrocarbons (C₈H₁₈) found in petroleum, especially an iso-octane 2,2,4 trimethyl-pentane; they are used as fuels and solvents.
- octane number
Where does octane come from?
From oct- + -ane.
Questions about saying octane
How do you pronounce octane?
Say OK-tayn. The American pronunciation is /ˈɑkteɪn/. In British English it is /ˈɒkteɪn/. Press play above to hear it at normal speed or slowly.
How many syllables are in octane?
Octane has two syllables, and the main stress falls on the first one (OK). Broken into parts: OK · tayn.
Is octane pronounced differently in British English?
Yes. The short o is rounded in British English (as in "hot"), but open and unrounded in American English. The British form is /ˈɒkteɪn/ (OK-tayn).