What does echinoid mean?
Echinoid means (zoology) Any sea urchin or sea dollar of the class Echinoidea..
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/ˈɛk.əˌnɔɪd/ · noun
(zoology) Any sea urchin or sea dollar of the class Echinoidea..
Use echinoid when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Echinoid means (zoology) Any sea urchin or sea dollar of the class Echinoidea..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use echinoid where its definition matches the intended context.
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