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fitness

Line breaks: fit|ness
Pronunciation: /ˈfɪtnəs
 
/

Definition of fitness in English:

noun

[mass noun]
1The condition of being physically fit and healthy: disease and lack of fitness are closely related [as modifier]: a fitness test
More example sentences
  • The aim of exercise is to achieve a beneficial level of fitness and health, physically and mentally.
  • The site features a variety of fitness and health tests.
  • Physical fitness and health is the main preoccupation of young women today.
Synonyms
athleticism, toughness, ruggedness, physical fitness, muscularity, tone;
good health, good condition, good shape, well-being;
state of health, condition, shape, trim, fettle
informal huskiness
British informal nick
1.1 Biology An organism’s ability to survive and reproduce in a particular environment: if sharp teeth increase fitness, then genes causing teeth to be sharp will increase in frequency
More example sentences
  • The differential fitnesses are weighted averages of phenotype fitnesses.
  • We predict the relative fitnesses of hybrid genotypes by calculating the expected numbers of each type of incompatibility.
  • We assume that the relative fitnesses of these genotypes remain constant.
2 (fitness for/to do) The quality of being suitable to fulfil a particular role or task: the medical board assessed his fitness for active service
More example sentences
  • Spotting a leather armchair, he walks around it a few times, as if checking its fitness for the task ahead.
  • A dispute arose as to the quality and fitness for purpose of the machines.
  • To keep the pressure off, however, she won't go public with more detail until she is certain of her fitness for each.
Synonyms

Words that rhyme with fitness

witness

Definition of fitness in:

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Word of the day tenebrous
Pronunciation: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure