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Pronunciation varies by accent · noun
(organic chemistry) The dihydrogenated product of phenanthrene, 9,10-dihydrophenanthrene, that is formed during oil refining.
Use dihydrophenanthrene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Dihydrophenanthrene means (organic chemistry) The dihydrogenated product of phenanthrene, 9,10-dihydrophenanthrene, that is formed during oil refining.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use dihydrophenanthrene where its definition matches the intended context.
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