Antrum - Meaning, Definition & English Examples
An antrum is a natural cavity or chamber within the body, such as the maxillary sinus in the skull or the lower part of the stomach. It is often used in medical contexts.
Definition:
A natural cavity or chamber in the body, especially in bone.
Synonyms:
cavity, chamber, sinus, hollow
Part of Speech:
noun
Antonyms:
solid mass, protrusion
Common Collocations:
maxillary antrum, pyloric antrum, sinus antrum
Derivatives:
antral, antrectomy
Usage Tips:
Use "antrum" to describe anatomical cavities; avoid in general conversation unless discussing medical or biological contexts.
Common Phrases:
maxillary antrum, pyloric antrum, mastoid antrum
Etymology:
From Latin "antrum," meaning "cave," derived from Greek "ántron."
Examples:
- 1. The maxillary antrum is a sinus cavity in the cheekbone.
- 2. The surgeon examined the pyloric antrum during the procedure.
- 3. An infection can develop in the mastoid antrum behind the ear.
- 4. The dentist noticed inflammation near the dental antrum on the X-ray.
- 5. The biopsy confirmed a cyst in the gastric antrum of the stomach.