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Pronunciation varies by accent · noun
Any of several viruses, of the family Birnaviridae, that cause infectious disease in fish, notably in farmed salmon, and poultry..
Use birnavirus when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Birnavirus means Any of several viruses, of the family Birnaviridae, that cause infectious disease in fish, notably in farmed salmon, and poultry..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use birnavirus where its definition matches the intended context.
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