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Definitions from the Web

Cardio

Part of speech: Noun, Adjective

Sense 1 (Noun):

Definition: Short form of cardiovascular

Sample Sentence: Regular cardio exercise can help improve heart health.

Related Products: Cardio Exercise Equipment

Sense 2 (Adjective):

Definition: Relating to or associated with the heart and blood vessels

Sample Sentence: She's training for a cardio workout plan.

Related Products: Cardio Workout DVD