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Pronunciation varies by accent · noun
Any of a class of sulfated polysaccharides found in the cell wall of the green alga Ulva pertusa..
Use ulvan when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Ulvan means Any of a class of sulfated polysaccharides found in the cell wall of the green alga Ulva pertusa..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use ulvan where its definition matches the intended context.
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