Which root in medical terminology indicates "cartilage"?

The root that indicates "cartilage" is indeed "chondr/o." This root word stems from the Greek term "chondros," meaning cartilage. In medical terms, it is commonly used in various contexts related to cartilage, such as "chondritis," which refers to the inflammation of cartilage, and "chondrocyte," a type of cell found in cartilage tissue.

The other options represent different meanings: "ankyl/o" refers to stiffness or fusion, often related to joints; "carcin/o" pertains to cancer; and "condyl/o" refers to a round prominence at the end of a bone. Understanding these root words can greatly enhance comprehension in medical terminology, as they convey specific anatomical or physiological concepts.