Dictionary.com
Thesaurus.com

claspers

British  
/ ˈklɑːspəz /

plural noun

  1. a paired organ of male insects, used to clasp the female during copulation

  2. a paired organ of male sharks and related fish, used to assist the transfer of spermatozoa into the body of the female during copulation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Its development aligns instead with the pelvic claspers, suggesting that the migrant tissue is now regulated by other networks.

From Science Daily • Oct. 16, 2025

Spotted ratfish also use pelvic claspers for mating, similar to many other cartilaginous fish.

From Science Daily • Oct. 16, 2025

They use gripping appendages, called claspers, to hook themselves onto a female’s spines, giving males an inside track to fertilize the female’s eggs as soon as she releases them from a compartment in her head.

From New York Times • May 6, 2022

From those they gathered more evidence of male antiarchs with their claspers still attached.

From The Guardian • Oct. 19, 2014

Here a silken carpet is spun as before described; but the caterpillar, instead of clinging with all its claspers, suspends itself in a vertical position by its hindermost pair only.

From Butterflies and Moths (British) by Furneaux, William S.