Definition of Antrum

1. Noun. A natural cavity or hollow in a bone.

Generic synonyms: Bodily Cavity, Cavity, Cavum

Definition of Antrum

1. n. A cavern or cavity, esp. an anatomical cavity or sinus

Definition of Antrum

1. Noun. (biology) A bodily cavity, especially one having bony walls, especially one in the sinuses. ¹

¹ Source: wiktionary.com

Definition of Antrum

1. a cavity in a bone [n -TRA or -TRUMS]

Medical Definition of Antrum

1. A general term for cavity or chamber which may have specific meaning in reference certain organs or sites in the body. The antrum of the stomach (gastric antrum) is a portion before the outlet which is lined by mucosa which does not produce acid. The paranasal sinuses can be referred to as the frontal antrum, ethmoid antrum, and maxillary antrum. (12 Dec 1998)

Lexicographical Neighbors of Antrum

antro-
antroba
antrobas
antroduodenectomy
antronasal
antrophose
antropyloric
antrorse
antroscope
antroscopy
antrostomy
antrotomy
antrotonia
antrotympanic
antroverted
antrum (current term)
antrum auris
antrum cardiacum
antrum mastoideum
antrum of Highmore
antrum pyloricum
antrums
antrustion
antrustions
ants
antshrike
antshrikes
antsier
antsiest

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