noun Uncommon

cardio

KAH-dih-oh

Cardio (noun) means Exercise that raises the heart rate, such as running or cycling. Example: “She does thirty minutes of cardio before lifting weights.”

noun

Exercise that raises the heart rate, such as running or cycling.

"She does thirty minutes of cardio before lifting weights."

adj

Relating to the heart and circulatory system.

"He's working on his cardio fitness ahead of the marathon."

How to Use Cardio

Learner’s notes

In plain EnglishExercise meant to get your heart pumping, like running, cycling, or swimming.

Common pairings

cardio workout do cardio

Word Forms

cardios plural

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Fill the Gap

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She does thirty minutes of _____ before lifting weights.

Etymology

A shortened form of "cardiovascular."

Rhymes for cardio

io CIO bio tio rio Mio Pio Gio trio Clio Akio radio

See all rhymes for cardio →

Frequently Asked Questions

What does “cardio” mean?

The word “cardio” means exercise that raises the heart rate, such as running or cycling. In plain terms, exercise meant to get your heart pumping, like running, cycling, or swimming.

How do you pronounce “cardio”?

“Cardio” is pronounced KAH-dih-oh (/ˈkɑɹ.di.oʊ/ in IPA).

How do you use “cardio” in a sentence?

Here is “cardio” used in a sentence: “She does thirty minutes of cardio before lifting weights.”

What part of speech is “cardio”?

Depending on how it is used, “cardio” can be a noun and an adjective.

Is “cardio” a common word?

“Cardio” is an uncommon word in modern English.

How many meanings does “cardio” have?

“Cardio” has 2 distinct senses listed in this dictionary. The most common is: exercise that raises the heart rate, such as running or cycling.

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