What does opacate mean?
Opacate means (archaic) To darken; to cloud..
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/ˈəʊpəkeɪt/ · verb
(archaic) To darken; to cloud..
[…] when the same corpuscles, upon the unstopping of the glass, were put into a new motion, and disposed after a new manner, they did opacate that part of the air they moved in.
Use opacate when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Opacate means (archaic) To darken; to cloud..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
[…] when the same corpuscles, upon the unstopping of the glass, were put into a new motion, and disposed after a new manner, they did opacate that part of the air they moved in.
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