prealgebra

noun2

1. •
   (US) A school (in the US, middle school) course that introduces students to concepts needed to learn algebra.
2. •
   A particular form of Lie algebra; also applied analogously to other types of algebra.

   • Let mathsf f:( mathsf A,α)→( mathsf B,β) be a morphism of prealgebras. — 2006