To pronounce "sulfonphthalein", say SULF-onphth-al-ein — 4 syllables. Tap play below to hear it in four English accents, or practice it syllable by syllable.
sulfonphthalein
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4
Syllables
15
Letters
SULF-onphth-al-ein
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"sulfonphthalein" has 4 syllables: sulf-onphth-al-ein.
"Sulfonphthalein" has 4 syllables: sulf · onphth · al · ein.
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