superciliary arch
The anthropologist carefully examined the superciliary arch on the ancient skull.
Noun: * Superciliary Arch: A bony ridge located on the frontal bone of the skull, situated directly above the eye socket (orbit) and below the forehead. It is more prominent in some individuals than others.
The term is used in anatomical, biological, and anthropological contexts to describe a specific cranial feature. * The forensic anthropologist noted the pronounced superciliary arch on the skull, a common feature in adult males. * In human evolution, a robust superciliary arch was characteristic of earlier hominins like Homo erectus.
- The superciliary arch is sometimes informally referred to as the "brow ridge."
- Its development and prominence can be related to factors such as sex, ancestry, and the biomechanical demands of chewing.
- Brow Ridge: A common synonym for the superciliary arch.
- Supraorbital Ridge: Another technical term for the same anatomical structure.
- Supraorbital Torus: A term used in anthropology to describe an exceptionally large and projecting superciliary arch, often seen in archaic humans.
- Brow ridge
- Supraorbital ridge
The term "superciliary arch" has a single, specific anatomical meaning and is not commonly used in other contexts or as part of idioms or phrasal verbs.
The anthropologist carefully examined the superciliary arch on the ancient skull.
- a ridge on the frontal bone above the eye socket