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WordNet-Online 
 Definitions from WordNet
Noun opisthocomidae has 1 sense 
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| Definitions from the WebOpisthocomidaeDefinitionOpisthocomidae refers to a family of birds commonly known as the Hoatzin. They are native to South America. Senses and Usages
 Sample Sentences
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| opinon opinuated opioid opionated opisete word for descend opisite of drill and puncture opisite of memorize  opisthobranchia opisthocomidae opisthocomus opisthocomus hoazin opisthognathidae opisthognathous opisthorchiasis opisthotonos opium opium addict 
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