antrum

English

Cardiac antrum and pyloric antrum

Etymology

From Latin antrum, from Ancient Greek ἄντρον (ántron, “cave”). Doublet of antre.

Pronunciation

• IPA^(key): /ˈæn.tɹəm/

Noun

antrum (plural antrums or antra)

1. (biology) A bodily cavity, especially one having bony walls, especially one in the sinuses.
   • 1964, GFF - Volume 86, page 343:

     In forms with a modified outer antral fence, both this and the adjacent distal band of the domiciliar wall may be concave and form the antrum (Figs. 6 J-K; 7 B), and in some forms the antrum apparently is formed by the dolon alone (dolonal antrum).

Derived terms

• antrum of Highmore

Related terms

• antral

Translations

bodily cavity

• Afrikaans: antrum
• Catalan: antre (ca) m
• French: antre (fr) m
• German: Höhle (de) f
• Irish: antúr m
• Portuguese: antro (pt) m
• Spanish: antro (es)
• Tagalog: guwang

Further reading

• “antrum”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• “antrum”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.

Anagrams

• Truman, Turman, natrum

Latin

Etymology

From Ancient Greek ἄντρον (ántron, “cave”).

Pronunciation

• (Classical Latin) IPA^(key): /ˈan.trum/, [ˈän̪t̪rʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈan.trum/, [ˈän̪t̪rum]

Noun

antrum n (genitive antrī); second declension

1. cave, cavern
   • 29 BCE – 19 BCE, Virgil, Aeneid 1.166–168:

     Fronte sub adversā scopulīs pendentibus antrum;
     intus aquae dulcēs vīvōque sedīlia saxō:
     nymphārum domus. [...]

     Under the facing cliff [is] a cave with hanging rocks; inside [it], fresh waters and seats in natural stone: a home of nymphs.

2. cavity, hollow
3. tomb

Declension

Second-declension noun (neuter).

	singular	plural
nominative	antrum	antra
genitive	antrī	antrōrum
dative	antrō	antrīs
accusative	antrum	antra
ablative	antrō	antrīs
vocative	antrum	antra

Descendants

• → Catalan: antre
• → English: antrum
• → Galician: antro
• → Italian: antro
• → Middle French: antre
  • → English: antre
  • French: antre
• → Portuguese: antro
• → Spanish: antro

References

• “antrum”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “antrum”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• antrum in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• antrum in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.