cardio

1 of 2

adjective

car·​dio ˈkär-dē-(ˌ)ō How to pronounce cardio (audio)
: cardiovascular sense 2
cardio exercises

cardio

2 of 2

noun

: cardiovascular exercise
30 minutes of cardio daily

Examples of cardio in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
To perform at his or her best, this athlete would need to eat properly, hydrate frequently, lose weight if necessary, increase cardio workouts, get plenty of sleep and perhaps practice yoga or meditate. Jerry Haar, Baltimore Sun, 19 Feb. 2025 Top-of-the-line fitness equipment from cardio machines to free weights and on-site trainers will keep you prepped for another feast. Lauren Mowery, Forbes, 14 Jan. 2025
Noun
Designed to feel flexible, stable, and cushy, the Free Metcon 6 is suitable for lifting and cardio, with a grippy, bendable sole that matches your foot’s form. Sara Coughlin, SELF, 18 Feb. 2025 Fitness influencers are peddling the low-impact cardio workout as an alternative to the gym. Jocelyn Solis-Moreira, CNN, 31 Jan. 2025 See All Example Sentences for cardio

Word History

First Known Use

Adjective

1972, in the meaning defined above

Noun

1987, in the meaning defined above

Time Traveler
The first known use of cardio was in 1972

Browse Nearby Words

Cite this Entry

“Cardio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cardio. Accessed 4 Mar. 2025.

Medical Definition

cardio

1 of 2 adjective
car·​dio ˈkärd-ē-(ˌ)ō How to pronounce cardio (audio)
: cardiovascular sense 2
cardio exercises
worked out on cardio machines

cardio

2 of 2 noun
: cardiovascular exercise
30 minutes of cardio daily
Last Updated: - Updated example sentences
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