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
Best Rowing Machines For a full-body workout that incorporates both cardio exercise and strength training, a rowing machine is an excellent choice. Sara Coughlin, SELF, 18 July 2025 Researched examples include cardio exercise, weightlifting, ice and steam baths, high-heat saunas, fasting from food, eating spicy peppers, and even holding your breath. Matt Fuchs, TIME, 22 Oct. 2024
Noun
Do this workout once or twice a week alongside other forms of cardio or in between more traditional strength training sessions, Delgado-Lugo says. Jenny McCoy, SELF, 21 July 2025 How to Try Japanese Walking Interval walking is an accessible form of cardio, Dr. Darabant says. Tom Gavin, EverydayHealth.com, 21 July 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 29 Jul. 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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