biset

From bi- +‎ set.

biset (plural bisets)

1. (mathematics) A pair of ordered sets of the same magnitude.

From French biset.

biset (uncountable)

1. A species of pigeon, Columba livia.
   • 1829, Georges Cuvier, Edward Griffith, The animal kingdom - Volume 8, page 276:

     This supposition is doubtless erroneous, as we do not find among them any indications of such an origin, and the ringdove, will not propagate with the biset, even in a state of captivity.

   • 1859, History of the Earth and Animated Nature:

     Only four species of the common pigeons are found wild in this last part of the globe; from one of them, the biset or wild rock pigeon, as is supposed, are descended all the various races which we find in a state of domestication.

   • 1876, Alexander Wilson, Charles Lucian Bonaparte, William Jardine, American Ornithology:

     Buffon, in accordance with his whimsical idea of referring foreign species to those of Europe, considers the present as a variety of the biset (Columba livia, Briss.

   • 1877, Eneas Sweetland Dallas, Kettner's Book of the Table, page 70:

     The bisque was a soup of the biset — with the biset added to it in the tureen together with a ragout or relish.

   • 1913, Daily Consular and Trade Reports - Part 1, Issues 1-74, page 582:

     Four varietles of pigeon still exist in a wild state in France—the biset, the wood pigeon, the rock pigeon, and the turtledove. The biset variety is the foundation of all domesticated varieties in France.

• Betsi, Steib, besit, bites, ebits

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biset m (plural bisets)

1. rock pigeon (Columba livia)

   Synonym: pigeon biset

• “biset”, in Trésor de la langue française informatisé , 2012.