English

Definition of cetacean adjective from the Oxford Advanced Learner's Dictionary

 

cetacean

 adjective
adjective
BrE BrE//sɪˈteɪʃn//
 
; NAmE NAmE//sɪˈteɪʃn//
 
(biology)
 
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(also cetaceous
BrE BrE//sɪˈteɪʃəs//
 
; NAmE NAmE//sɪˈteɪʃəs//
 
)
connected with the group of creatures that includes whales and dolphins
Word Originmodern Latin (plural), from Latin cetus, from Greek kētos ‘whale’.
See the Oxford Advanced American Dictionary entry: cetacean

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