Ideal gases follow the laws of thermodynamics.

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.

Principal ideal rings are an important concept in abstract algebra.

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

Transcendental idealisms are philosophical concepts that explore the relationship between knowledge and experience.

An ideal-typical society is a theoretical construct used in sociology.

Ideal numbers are a set of numbers that have special properties.