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fitnesses

noun
SayFIT-nuhs-iz/ˈfɪt.nəs.ɪz/

1 meaning of fitnesses

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  1. 1
    noun
    Plural of fitness. It is mostly used in science, to compare how well different living things survive and reproduce.

    Scientists compared the fitnesses of the two kinds of mice.

    Some insects have higher fitnesses in warm weather.

    Note

fitnesses is a form of fitness

fitness, noun: Working on your body to make it look good and stay healthy. Full entry

Forms
fitnessfitnesses plural
Spelling
fitness → fitnesses: add -es
Sound
The ending sounds like /ɪz/, an extra syllable.

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