Definify.com

Webster 1913 Edition


Ostium


Os′ti-um

,
Noun.
;
pl.
Ostia
(#)
.
[L.]
(Anat.)
An opening; a passage.

Definition 2024


ostium

ostium

English

Noun

ostium (plural ostia)

  1. A small opening or orifice, as in a body organ or passage.
  2. Any of the small openings or pores in a sponge.

Anagrams


Latin

Etymology

Cognate with ōs (mouth).

Pronunciation

Noun

ōstium n (genitive ōstiī); second declension

  1. door
  2. entrance
  3. estuary

Inflection

Second declension.

Case Singular Plural
nominative ōstium ōstia
genitive ōstiī ōstiōrum
dative ōstiō ōstiīs
accusative ōstium ōstia
ablative ōstiō ōstiīs
vocative ōstium ōstia

Synonyms

Derived terms

Related terms

Descendants

References