- a combining form meaning “heart,” used in the formation of compound words: cardiogram.
Origin of cardio-
Examples from the Web for cardio
Contemporary Examples of cardio
Some supporters keep pace, and others trail behind walking, there to observe Booker in the flesh more than for the cardio.The Ugly Truth About Cory Booker, New Jersey’s Golden Boy
October 20, 2014
Those carbs need to be burned with cardio, or else weight loss will plateau.
Depending on who you ask, cardio exercise is either the fountain of youth or the ticket to an early grave.
Their roster also includes Reformer, Power Tower, Cardio Chair, and many other Pilates-based classes.
Tone is their MegaFormer-based class, drawing from Pilates with a strength and cardio twist.
before a vowel cardi-
Word Origin for cardio-
Word Origin and History for cardio
before vowels cardi-, word-forming element meaning "pertaining to the heart," from Latinized form of Greek kardia "heart" (see heart (n.)).