To pronounce "fiberglass", say FIB-ergl-ass — 3 syllables. Tap play below to hear it in four English accents, or practice it syllable by syllable.
fiberglass
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 fiberglass, then compare with the target. Your audio stays on this device — nothing is uploaded.
3
Syllables
10
Letters
FIB-ergl-ass
Say it like
"fiberglass" has 3 syllables: fib-ergl-ass. It rhymes with ass and pass, if that helps it stick.
Sounds exactly like: fiberglas — easy to mix up when writing.
noun
verb
“to fibreglass the hull of a fishing-boat”
Practicing rhymes trains the same ending sounds.
"Fiberglass" has 3 syllables: fib · ergl · ass.
Fiberglass: Silica based glass extruded into fibers that possess a length at least 1000 times greater than their width.
Want the definition, translations into 8 languages, and read-aloud for full sentences?
Open “fiberglass” in the full dictionary →