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/ˈfɹiːɒn/ · noun
(organic chemistry) Any of several nonflammable refrigerants based on halogenated hydrocarbon including R-12, R-22, and R-23..
Use freon 12 when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Freon 12 means (organic chemistry) Any of several nonflammable refrigerants based on halogenated hydrocarbon including R-12, R-22, and R-23..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use freon 12 where its definition matches the intended context.
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