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Pronunciation varies by accent · noun
(organic chemistry) Any radical derived from an acetylene, but especially ethynyl.
Use acetylenyl when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Acetylenyl means (organic chemistry) Any radical derived from an acetylene, but especially ethynyl.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use acetylenyl where its definition matches the intended context.
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