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Pronunciation varies by accent · noun
(zoology) Any in the family Pachydiscidae of extinct ammonites..
Use pachydiscid when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Pachydiscid means (zoology) Any in the family Pachydiscidae of extinct ammonites..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use pachydiscid where its definition matches the intended context.
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