Word formation for chin and the meaning in medical terms

The word formation for "chin" in medical terms is "genio-". This prefix is derived from the Greek word "genion", meaning chin.

Some medical terms involving the chin include:

1. Genioplasty: A surgical procedure to reshape or enhance the chin.
2. Genioglossus: A muscle that attaches to the chin and is involved in tongue movement and speech.
3. Genionucleoprotein: A complex of nucleic acids and proteins found in the chin.

These terms are often used in various medical specialties, such as plastic surgery, dentistry, and otolaryngology (ear, nose, and throat).