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Pronunciation varies by accent · noun
(zoology) Any of a group of hairlike fibres in the finfolds of fish larvae that develop into fin rays.
Use actinotrichium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Actinotrichium means (zoology) Any of a group of hairlike fibres in the finfolds of fish larvae that develop into fin rays.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use actinotrichium where its definition matches the intended context.
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