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Pronunciation varies by accent · noun
(organic chemistry) A furocoumarin with IUPAC name (±)-3-(1,1-dimethylallyl)-6,7-dihydro-7-(1-hydroxy-1-methylethyl)-2H-furo-[2,3-g]-1-benzopyran-2-one..
Use heliettin when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Heliettin means (organic chemistry) A furocoumarin with IUPAC name (±)-3-(1,1-dimethylallyl)-6,7-dihydro-7-(1-hydroxy-1-methylethyl)-2H-furo-[2,3-g]-1-benzopyran-2-one..
Common synonyms include chalepin.
The opposite depends on the specific sense.
Use heliettin where its definition matches the intended context.
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