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Definition of stickleback noun from the Oxford Advanced Learner's Dictionary

stickleback

noun
 
/ˈstɪklbæk/
 
/ˈstɪklbæk/
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  1. a small freshwater fish with sharp points on its backTopics Fish and shellfishc2
    Word Originlate Middle English: from Old English sticel ‘thorn, sting’ + bæc ‘back’.
See stickleback in the Oxford Advanced American Dictionary
Check pronunciation: stickleback

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trait
noun
 
 
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