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Pronunciation varies by accent · noun
(uncommon) A sea cucumber, member of the class Holothuroidea..
Use holothuroidean when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Holothuroidean means (uncommon) A sea cucumber, member of the class Holothuroidea..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use holothuroidean where its definition matches the intended context.
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