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Pronunciation varies by accent · noun
(organic chemistry) Any of a class of organic compounds containing a acetylene (-C≡C-) repeat units, especially any that occur naturally in some composite plants.
Use polyacetylene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Polyacetylene means (organic chemistry) Any of a class of organic compounds containing a acetylene (-C≡C-) repeat units, especially any that occur naturally in some composite plants.
Common synonyms include polyyne.
The opposite depends on the specific sense.
Use polyacetylene where its definition matches the intended context.
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