Definition

Noun: The frontal bone is a large, single bone that forms the anterior (front) part of the skull. It creates the forehead and includes the superior (upper) portions of the orbits (eye sockets).

Usage

The term "frontal bone" is used in anatomical, medical, and biological contexts to specifically identify this part of the human skeleton. - It is a countable noun (e.g., the frontal bone, a fractured frontal bone). - It is often discussed in relation to other cranial bones, such as the parietal bones.

Examples

• Anatomy Class:
• Medical Report:
• Description:

Advanced Usage

• Clinical Context: In neurosurgery, access to the brain is sometimes gained through a procedure called a frontal craniotomy, which involves temporarily removing a section of the frontal bone.
• Anthropology: The shape and prominence of the frontal bone are key characteristics studied in physical anthropology to understand human evolution and variation among hominids.

Variants and Related Words

• Frontal (Adjective): Pertaining to the forehead or the front part of something.
  • Example: The patient suffered a frontal lobe injury.
• Frontal Sinus (Noun): An air-filled cavity within the frontal bone.
  • Example: His headache was caused by inflammation of the frontal sinus.

Synonyms

• Os frontale (Noun): The Latin anatomical term for the frontal bone.
• Forehead bone (Noun): A non-technical descriptive synonym.

Related Phrases

• Frontal eminence: The gently rounded elevations on the external surface of the frontal bone.
• Frontal squama: The flat, vertical portion of the frontal bone that forms the forehead.

Noun

1. the large cranial bone forming the front part of the cranium: includes the upper part of the orbits