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Pronunciation varies by accent · noun
(organic chemistry) The chlorinated derivative of ethylene Cl₂C=CCl₂; it is widely used for the dry cleaning of fabrics and for metal-degreasing..
Use tetrachloroethene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Tetrachloroethene means (organic chemistry) The chlorinated derivative of ethylene Cl₂C=CCl₂; it is widely used for the dry cleaning of fabrics and for metal-degreasing..
Common synonyms include tetrachloroethylene, perchloroethylene, perc, PCE.
The opposite depends on the specific sense.
Use tetrachloroethene where its definition matches the intended context.
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