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WordNet-Online 
 
Noun balaenoptera acutorostrata has 1 sense 
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| baladin balaena balaena mysticetus balaeniceps balaeniceps rex balaenicipitidae balaenidae balaenoptera balaenoptera acutorostrata balaenoptera borealis balaenoptera musculus balaenoptera physalus balaenopteridae balagan balaji balakrishna balalaika 
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