What does phototonus mean?
Phototonus means sensitivity to, or irritation caused by, light.
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Pronunciation varies by accent · noun
sensitivity to, or irritation caused by, light.
Use phototonus when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Phototonus means sensitivity to, or irritation caused by, light.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use phototonus where its definition matches the intended context.
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