3 syllables: Eth, an, ol. Stress on Eth.
ETH-uh-nawl
/ˈɛθəˌnɔl/
Ethanol is pronounced ETH-uh-nawl (/ˈɛθəˌnɔl/). It has three syllables (Eth-an-ol), with the stress on "Eth". Ethanol is a simple, short-chain alcohol used as a fuel and solvent, with the chemical formula C2H6O. In everyday and scientific contexts it refers to the type of alcohol found in alcoholic beverages, but here it denotes a purified, consumable form used for energy and industrial applications. It has a distinct, two-syllable rhythm and stress pattern that speakers typically place on the first syllable.
nounEthanol is a simple, short-chain alcohol used as a fuel and solvent, with the chemical formula C2H6O. In everyday and scientific contexts it refers to the type of alcohol found in alcoholic beverages, but here it denotes a purified, consumable form used for energy and industrial applications. It has a distinct, two-syllable rhythm and stress pattern that speakers typically place on the first syllable.
How to Pronounce Ethanol
"The laboratory heated a sample of ethanol to study its vapor pressure."
"Gasoline blends often include ethanol as a renewable additive."
"Industrial ethanol is denatured to discourage consumer consumption."
US/UK/AU pronunciation is /ˈeɪ.θə.nɒl/ (US) or /ˈiːθənɒl/ in some variants; the standard is E-THA-nol with the first syllable stressed. Start with the diphthong /eɪ/ as in “day,” then /θ/ as in “think,” then a schwa-like /ə/ for the second syllable, and end with /ɒl/ like “doll.” Tip: keep the /θ/ voiceless and crisp.
Common errors include misplacing the stress (shooting for a second-syllable stress), substituting /θ/ with /s/ or /t/ (producing ‘eth-uh-nol’), and treating the final /l/ as a vowel-like syllabic consonant. Correct by emphasizing the /θ/ clearly, preserving the second syllable as a schwa, and ending with a light, alveolar /l/. Practice with minimal pairs and slow articulation.
Across accents, the main difference is the vowel in the first syllable: US often uses a pure /eɪ/ in the first syllable, UK may have a slightly longer diphthong, and AU can show a broader front vowel quality. The /θ/ remains consistent, and the final /əl/ may become a darker /ɒl/ in non-rhotic regions. Overall: keep /ˈeɪ.θə.nɒl/ or /ˈiːθənɒl/ with subtle vowel shifts depending on region.
The difficulty lies in the sequence /ˈeɪ.θə.nɒl/: a voiceless interdental /θ/ between a diphthong and a schwa, plus a final alveolar /l/. Non-native speakers often mispronounce /θ/ as /s/ or /t/, or compress the syllables. Focus on separating the syllables clearly, producing /ˈeɪ/ first, then /θ/ with the tongue tip between teeth, then /ə/ and /nɒl/; practice with slow repeats to stabilize the rhythm.
A unique aspect is the subtle transition between the second syllable’s /ə/ and the final /nɒl/. The second syllable is light and quick, almost a soft stop before the /n/. To master it, practice by saying: E-then-ol, with a gentle, momentary Schwa before the nasal /n/. This sharpens timing and prevents vowel-consonant blending.
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Ethanol derives from ethyl alcohol, from the chemical group ethyl (ethyl) + alcohol. The term ethanol first appeared in the 19th century as chemists formalized alcohol derived from ethane. Ethyl comes from theOld FrenchEthle (related to chemical group CH3-CH2-), ultimately from Latin aether, and from the Greek aithēr. The suffix -ol is from the systematic naming of alcohols in chemistry, indicating a hydroxyl (-OH) group. The word Ethanol became standard in English to distinguish the specific alcohol (C2H5OH) from other alcohols (like methanol, propanol). Its usage expanded with industrial chemistry, fuel regulation, and beverage safety, solidifying its dual identity as both fuel and pharmaceutical-grade solvent. Early 20th-century literatures cemented “ethanol” as the preferred term in scientific and regulatory contexts, while common language retained “ethyl alcohol” in some regions. First known use in print likely appeared in chemical texts around the late 1800s, paralleling advances in organic chemistry and the naming conventions established by carbon-chain alcohols, with ethanol consistently used in modern chemistry and industry.
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💡 These words have similar meanings to "Ethanol" and can often be used interchangeably.
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Words that rhyme with "Ethanol"
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