dolphin

Từ điển Oxford Advanced Learner 8th

dol·phin [dolphin dolphins] BrE [ˈdɒlfɪn] NAmE [ˈdɑːlfɪn] noun
a sea animal (a ↑mammal ) that looks like a large fish with a pointed mouth. Dolphins are very intelligent and often friendly towards humans. There are several types of dolphin
•a school of dolphins
compare ↑porpoise

Word Origin:
late Middle English: from Old French dauphin, from Provençal dalfin, from Latin delphinus, from Greek delphin.

• Từ đồng nghĩa / Synonyms:
  dolphinfish, mahimahi