fitness

noun
fit·​ness | \ˈfit-nəs \

Definition of fitness 

1 : the quality or state of being fit

2 : the capacity of an organism to survive and transmit its genotype to reproductive offspring as compared to competing organisms also : the contribution of an allele or genotype to the gene pool of subsequent generations as compared to that of other alleles or genotypes

Keep scrolling for more

Examples of fitness in a Sentence

a gymnastics program promoting fitness and agility in school-aged children I have to question the fitness of wearing a bright red dress to a funeral.

Recent Examples on the Web

For the first few days, that can feel like forced relaxation, especially on river cruise ships, which don’t have the seemingly endless diversions that ocean cruise ships have, like pools, spas, and fitness centers. Krisanne Fordham, Condé Nast Traveler, "Wine Cruises Might Be the Best Way to See Wine Country," 28 Nov. 2018 From there, consider spending some time on decor to make your fitness center inviting. Jenny Mccoy, SELF, "Build a Budget-Friendly at-Home Gym With These Tips From Celebrity Trainer Erin Oprea," 18 Nov. 2018 The condo’s amenities include a spa, a fitness center, a private residential beach club, underground valet parking and panoramic ocean views. Katherine Clarke, WSJ, "At Miami’s Billionaire Bunker, Another Wealthy Buyer Heads for the Exit," 15 Nov. 2018 As part of the deal, American Media had the option of publishing health and fitness columns under Ms. McDougal’s name. Rebecca Ballhaus, WSJ, "Donald Trump Played Central Role in Hush Payoffs to Stormy Daniels and Karen McDougal," 9 Nov. 2018 The Peachtree Health and Fitness Expo features 100+ vendors from the running/health and fitness industries. Matt Sabath, ajc, "What You Need to Know Before Running the AJC Peachtree Road Race," 28 June 2018 Lori Nickel is a general assignment reporter for sports and also writes health and fitness features for the Journal Sentinel. Lori Nickel, Milwaukee Journal Sentinel, "Gifted with boundless energy, a father faces his final days and leaves a lasting message," 15 June 2018 Other amenities include multiple restaurants and bars, fitness center and pool. Jody Schmal, San Antonio Express-News, "Where to stay and play in Lake Charles," 11 June 2018 But Betty Cantrell, 23, who won the 2016 title, said the move would take away from the event’s focus on health and fitness. NBC News, "Setback for women or long overdue? Former Miss Americas on end of swimsuit competition," 6 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fitness.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of fitness

1580, in the meaning defined at sense 1

Keep scrolling for more

Learn More about fitness

Statistics for fitness

Last Updated

8 Dec 2018

Look-up Popularity

Time Traveler for fitness

The first known use of fitness was in 1580

See more words from the same year

Keep scrolling for more

More Definitions for fitness

fitness

noun
fit·​ness | \ˈfit-nəs \

Medical Definition of fitness 

: the capacity of an organism to survive and transmit its genotype to reproductively fertile offspring as compared to competing organisms also : the contribution of an allele or genotype to the gene pool of subsequent generations as compared to that of other alleles or genotypes

Keep scrolling for more

More from Merriam-Webster on fitness

Rhyming Dictionary: Words that rhyme with fitness

Thesaurus: All synonyms and antonyms for fitness

Spanish Central: Translation of fitness

Nglish: Translation of fitness for Spanish Speakers

Britannica English: Translation of fitness for Arabic Speakers

Comments on fitness

What made you want to look up fitness? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the figure or shape of a crescent moon

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!