groupoid

Noun

 * 1)  A magma: a set with a total binary operation.
 * 2)  A set with a partial binary operation that is associative and has identities and inverses.

Translations

 * Japanese: 亜群
 * Spanish: grupoide


 * French: groupoïde
 * German: Gruppoid
 * Italian: gruppoide
 * Portuguese: grupoide
 * Spanish: grupoide