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hairstreak

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noun hair·streak \-ˌstrēk\

Definition of hairstreak

  1. :  any of a subfamily (Theclinae of the family Lycaenidae) of small butterflies usually having striped markings on the underside of the wings and thin filamentous projections from the hind wings



1815

First Known Use of hairstreak

1815


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of or relating to the heavens

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