To pronounce "petrosiliceous", say PETR-os-il-ic-eous — 5 syllables. Tap play below to hear it in four English accents, or practice it syllable by syllable.
petrosiliceous
Tap to hear · American accent
Accent
If an accent sounds the same, your device is missing that voice — it falls back to the closest one.
Speed
Syllable by syllable — tap each one
Record yourself saying petrosiliceous, then compare with the target. Your audio stays on this device — nothing is uploaded.
5
Syllables
14
Letters
PETR-os-il-ic-eous
Say it like
"petrosiliceous" has 5 syllables: petr-os-il-ic-eous.
"Petrosiliceous" has 5 syllables: petr · os · il · ic · eous.
Want the definition, translations into 8 languages, and read-aloud for full sentences?
Open “petrosiliceous” in the full dictionary →