Definition

Noun: 1. The hollow under the arm where it is joined to the shoulder: The anatomical term for the shallow depression or fossa located beneath the shoulder joint, formed by the skin and muscles connecting the arm to the torso. It is commonly known as the armpit.

Usage

This is a formal, anatomical term used primarily in medical, biological, and scientific contexts to describe a specific region of the human body.

Examples

• Noun:
  • The doctor examined the lymph nodes in the patient's axillary cavity.
  • Deodorant is typically applied to the skin of the axillary cavity.
  • During the surgery, the surgeon made an incision near the axillary cavity to access the underlying tissue.

Advanced Usage

• Anatomical Reference: In medical examinations, the axillary cavity is a critical area for checking lymph nodes, as they can indicate infection or other health issues.
  • Palpation of the axillary cavity is a standard part of a physical exam.

Variants and Related Words

• Axilla (n): The Latin-derived synonym for the axillary cavity; the term is used interchangeably in medical terminology.
  • The biopsy was taken from a lymph node in the axilla.
• Armpit (n): The common, everyday term for the axillary cavity.
  • He wiped sweat from his armpit.

Synonyms

• Armpit: The common, informal synonym.
• Underarm: A slightly more formal, but still common, term often used in contexts like "underarm deodorant."

Noun

1. the hollow under the arm where it is joined to the shoulder
   • they were up to their armpits in water