The idealness of the situation was evident in their perfect harmony.

Frink is an ideal for many aspiring scientists.

The idealisers of the project believe in its potential for success.

She is an idealiser of beauty.

The ideahood of the concept is what makes it unique.

Frink ideals are important in abstract algebra.

Left ideals are important in ring theory.

Principal ideal rings are an important concept in abstract algebra.

Principal ideal domains are integral domains in which every ideal is principal.

Principal ideals are important in algebraic geometry.