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Pronunciation varies by accent · noun
(organic chemistry) Either of forty-six isomers of the polychlorinated biphenyl containing five chlorine atoms.
Use pentachlorobiphenyl when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Pentachlorobiphenyl means (organic chemistry) Either of forty-six isomers of the polychlorinated biphenyl containing five chlorine atoms.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use pentachlorobiphenyl where its definition matches the intended context.
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