To pronounce "oleum", say OL-eum — 2 syllables. Tap play below to hear it in four English accents, or practice it syllable by syllable.
oleum
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2
Syllables
5
Letters
OL-eum
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"oleum" has 2 syllables: ol-eum. It rhymes with folium and linoleum, if that helps it stick.
noun
Practicing rhymes trains the same ending sounds.
"Oleum" has 2 syllables: ol · eum.
Oleum: A solution of sulfur trioxide in sulfuric acid.
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