Meaning & Definition of word "Fitness"

Fitness

/ˈfɪtnəs/

noun:

  • 1. The condition of being physically fit and healthy.
    • Example: Regular exercise contributes to overall fitness and well-being.
  • 2. The quality of being suitable to fulfill a particular role or task.
    • Example: The fitness for purpose of the software was thoroughly evaluated before the launch.
  • 3. The extent to which an organism is adapted to its environment, often measured by reproductive success.
    • Example: In evolutionary biology, fitness refers to how well a species can survive and reproduce in its environment.

Etymology

Middle English: from fit + -ness.

Common Phrases and Expressions

fitness for duty:

A measure of an individual's physical and mental ability to perform assigned tasks.

fitness routine:

A regular schedule of exercise activities to maintain health.

fitness test:

An assessment designed to evaluate one's physical capabilities.

Related Words

fit:

In good health; in shape.

fitness center:

A facility with equipment for exercising and improving fitness.

physical activity:

Any bodily movement produced by skeletal muscles that requires energy expenditure.

Slang Meanings of fitness

Meaning: Fit

Example Sentence: She works out every day; she's really fit.

Meaning: Gym rat

Example Sentence: He's such a gym rat, always working on his fitness.