Definition

1. Noun:
   • A bony prominence on the outer surface of the humerus (the upper arm bone): It is the specific point where the deltoid muscle attaches to the bone.

Usage

• The term "deltoid eminence" is used in anatomical and medical contexts to describe a specific landmark on the humerus.
• It is a precise anatomical term, not typically used in everyday conversation.

Examples

• Noun:
  • The surgeon identified the deltoid eminence to guide the placement of the incision.
  • In the anatomy lab, students palpated the deltoid eminence on the skeletal model.

Advanced Usage

• "Fracture of the deltoid eminence": A specific type of injury to this bony prominence.
  • The X-ray revealed an avulsion fracture at the deltoid eminence.

Variants and Related Words

• Deltoid tuberosity: This is a synonym for "deltoid eminence," referring to the same bony landmark.
• Deltoid (adj/n): Pertaining to the delta-shaped shoulder muscle; also the name of the muscle itself.
  • The deltoid muscle originates on the clavicle and scapula and inserts on the deltoid tuberosity of the humerus.

Synonyms

• Deltoid tuberosity: The primary synonym in anatomical terminology.

Notes

• This is a compound anatomical term. Its meaning is derived directly from its components: "deltoid" (referring to the triangular shoulder muscle) and "eminence" (a projection or bump on a bone).

Noun

1. a bump on the outside of the humerus where the deltoid muscle attaches