Optimality

n. capable, thoughtful professional

What it means

The state of being the best possible choice.

Reach for it when naming the state of being best under stated goals and constraints

Engineers confirmed the design's optimality under the stated constraints.

Words to choose between 5

By register, from playful at the top to literary at the bottom. Tap a word to see when it fits.
everyday
professional
formal
  • everyday

    best fit

    Fits when practical suitability matters more than mathematical proof

    Careful Best fit can be approximate.

  • professional

    efficiency

    Fits when resource use relative to output is the objective

    Careful An optimum can target quality rather than efficiency.

  • professional

    optimal status

    Fits when a transparent expanded phrase aids clarity

    Careful Status needs the objective and constraints named.

  • formal

    fitness

    Fits when suitability to a purpose is the key measure

    Careful Fitness need not identify the best available option.

  • formal

    ideality

    Fits when closeness to an imagined ideal is central

    Careful An ideal may ignore real constraints.

Opposites 3

  • suboptimality
  • inefficiency
  • misfit

Common phrases 3

  • prove optimality

    The search procedure could not prove optimality within the time limit.

  • conditions for optimality

    The paper states the conditions for optimality before presenting results.

  • global optimality

    Global optimality matters less when the inputs remain uncertain.

Word family 2

Usage notes

Keep in mind

Optimality is always relative to an objective, model, and constraints; without them, best is undefined.

Definitions and examples are written for this site. How words are chosen Updated