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Definition of Hoazin
1. n. A remarkable South American bird (Opisthocomus cristatus); the crested touraco. By some zoölogists it is made the type of a distinct order (Opisthocomi).
Medical Definition of Hoazin
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1. n. A remarkable South American bird (Opisthocomus cristatus); the crested touraco. By some zoölogists it is made the type of a distinct order (Opisthocomi).
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