(philosophy) A philosophy originally developed by certain German idealists such as Hegel and Schelling, which affirms that reality is grounded in cognition as a single, fundamental and unlimited principle of being that unites subject and object.

plural of beau-ideal

(algebraic geometry) An ideal consisting of all polynomials (belonging to a certain polynomial ring) which zero out within a given algebraic variety.

ideally; if only it were possible.

plural of ideal triangle

Nonstandard spelling of beau idéal.

Alternative form of beau idéal

In hyperbolic geometry, a triangle whose vertices are all ideal; i.e. points at infinity, rather than real.

(physics) a hypothetical gas, whose molecules exhibit no interaction, and undergo elastic collision with each other and with the walls of the container

plural of ideal gas