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Pronunciation varies by accent · noun
(dated, biology) The outer layer of the blastoderm; the ectoderm or epiblast..
Use ectoblast when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Ectoblast means (dated, biology) The outer layer of the blastoderm; the ectoderm or epiblast..
Common synonyms include ectoderm.
The opposite depends on the specific sense.
Use ectoblast where its definition matches the intended context.
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