Which root word indicates "bone"?

The root word "osteo-" is derived from the Greek word "osteon," which means "bone." This root is commonly used in medical terminology to refer specifically to conditions, structures, and diseases associated with bones. For example, terms like osteopathy and osteoporosis contain this root, thereby emphasizing their connection to bone health and treatment.

Other root words listed, such as "-ostomy," pertain to surgical procedures involving openings, "nucleo-" relates to nuclei or nucleic acids, and "mono-" refers to singularity or one. Thus, "osteo-" is the appropriate choice when identifying a root word that specifically indicates "bone."