How to pronounce pyrolysis
Say it like py-ROL-uh-sis. Pyrolysis has four syllables, and the main stress falls on the second one (ROL).
Click the play button next to American or British to hear how to pronounce pyrolysis. Choose Slow to hear each sound clearly.
- py
- ROL
- uh
- sis
- Main stress
- Lighter stress
- Unstressed
Pyrolysis pronunciation, sound by sound
Read the parts left to right, then blend them together without pausing.
- pyKeep this part quick and light. The vowel is the "i" in time.
- ROLSay this part loudest and longest. The vowel is the "ah" in father.
- uhKeep this part quick and light. The vowel is the relaxed "uh" in about.
- sisKeep this part quick and light. The vowel is the "i" in sit.
American vs British pronunciation of pyrolysis
- The short o is rounded in British English (as in "hot"), but open and unrounded in American English.
British respelling: py-ROL-ih-sis.
What does pyrolysis mean?
- The decomposition of a material or compound by heat, in the absence of oxygen or other reagents.
Where does pyrolysis come from?
From pyro- + -lysis.
Questions about saying pyrolysis
How do you pronounce pyrolysis?
Say py-ROL-uh-sis. The American pronunciation is /paɪˈrɑləsɪs/. In British English it is /paɪˈrɒlɪsɪs/. Press play above to hear it at normal speed or slowly.
How many syllables are in pyrolysis?
Pyrolysis has four syllables, and the main stress falls on the second one (ROL). Broken into parts: py · ROL · uh · sis.
Is pyrolysis 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 /paɪˈrɒlɪsɪs/ (py-ROL-ih-sis).