The chin is the forward pointed part of the anterior mandible (mental region) below the lower lip. A fully developed human skull has a chin of between 0.7 cm and 1.1 cm.

The meaning of CHIN is the lower portion of the face lying below the lower lip and including the prominence of the lower jaw. How to use chin in a sentence.

Jan 4, 2012 · Perhaps the most common explanation is that our chin helps buttress the jaw against certain mechanical stresses.

She was in a good position underneath the basket and was able to chin the rebound. When you get the ball, chin it so as to protect it from being stolen by the other team.

Aug 1, 2025 · While the general shape of your chin is typically determined by genetics, age and lifestyle can change its appearance. Read on to figure out what basic chin shape you have. …

Dec 31, 2024 · The chin provides structural support to the lower face and serves as an attachment site for muscles involved in facial expressions, speech, and chewing. Its shape …

Jul 28, 2025 · The chin, or mental protuberance, is the forward-projecting part of the lower jaw, located beneath the lower lip. This bony protrusion distinguishes Homo sapiens from other …

The chin (a.k.a. the mental protuberance) lies in the midline of the mandible anteriorly. The jaw line (or the lower border of the body of mandible) can be seen extending laterally from the …

Chin definition: the lower extremity of the face, below the mouth.. See examples of CHIN used in a sentence.

Jul 28, 2025 · The chin is a prominent feature of the human face that plays a crucial role in facial aesthetics and anatomy. It is situated at the lowermost part of the face, below the lower lip and …