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Pronunciation varies by accent · noun
(organic chemistry) Any of several isomeric aromatic hydrocarbons, analogous to biphenyl, composed of two linked phenanthrene residues..
Use biphenanthryl when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Biphenanthryl means (organic chemistry) Any of several isomeric aromatic hydrocarbons, analogous to biphenyl, composed of two linked phenanthrene residues..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use biphenanthryl where its definition matches the intended context.
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