clasper

noun clasp·er \ ˈklas-pər \

Definition of clasper

: a male copulatory structure:
a : one of a pair of external anal processes of an insect that are used to grasp a female
b : one of a pair of organs that are extensions of the pelvic fins of cartilaginous fishes

Recent Examples of clasper from the Web

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First Known Use of clasper

circa 1847

in the meaning defined above

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