代だい数すう幾き何か学がくだいすうきかがくMeanings1nounalgebraic geometrymathematicsA branch of mathematics studying geometric objects defined by polynomial equations.代だい数すう幾き何か学がくは、多た項こう式しきの零れい点てん集しゅう合ごうとして定てい義ぎされる図ず形けいを研けん究きゅうする分ぶん野やです。Algebraic geometry is a field that studies shapes defined as the zero sets of polynomials.