Pessimum vs. Optimum

Pessimumnoun

A worst or lowest point.

Pessimumadjective

of an organism's environment; least favorable for survival

Optimumnoun

The best or most favorable condition, or the greatest amount or degree possible under specific sets of comparable circumstances.

Optimumadjective

best or most advantageous; surpassing all others.

Optimum

Best possible or most desirable; - usually under a restriction expressed or implied; as, an optimum return on capital; optimum concentration of a drug; an optimum result.

Optimumnoun

The most favorable condition, greatest degree, or largest amount possible under given circumstances.

Optimumnoun

most favorable condition or greatest degree or amount possible under given circumstances

Optimumadjective

most desirable possible under a restriction expressed or implied;