The act of attaining; the act of arriving at or reaching; the act of obtaining by exertion or effort. / That which is attained, or obtained by exertion.

Able to be accomplished, achieved, or obtained.

Something that can be attained.

The state of being attainable.

present participle of attain

Such that it can be attained.

A branch of chemical engineering that uses geometric and mathematical optimization concepts to assist in the design of networks of chemical reactors.