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
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 Additionally, the psychological benefits of cardio exercise, like a decrease in depression or anxiety and providing a general sense of well-being can be useful. Lauryn Higgins, Flow Space, 7 Jan. 2025
Noun
For cardio fans looking to use barre to check off their strength training box, Dr. Reed recommends starting with one or two classes a week, then eventually working in more progressively overloading strength work (outside of class). Jennifer Heimlich, SELF, 22 Jan. 2025 The fitness center has all the essentials—cardio machines, free weights, and plenty of space to strike your best downward dog. Noel Burgess, Forbes, 9 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

Dictionary Entries Near cardio

Cite this Entry

“Cardio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cardio. Accessed 28 Jan. 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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