American English

Definition of dolphin noun from the Oxford Advanced American Dictionary

 

dolphin

 noun
noun
NAmE//ˈdɑlfən//
 
, NAmE//ˈdɔlfən//
 
 
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a sea animal (a mammal ) that looks like a large fish with a pointed mouth. Dolphins are very intelligent and often friendly toward humans. There are several types of dolphins a school of dolphins compare porpoise
See the Oxford Advanced Learner's Dictionary entry: dolphin