Word.ws English Dictionary

ostium

ostium noun: a small opening or orifice, as in a body organ or passage.

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.
  3. The mouth of a river.

ostium meaning in Tamil

ostium in Tamil

குழல் ஓட்டை, குழாயில் துளை, துவாரம், வாய்போன்றதொளை, இதய மருங்குத் துளை, வாயுரு

Forms of ostium

pluralostia

Plural of ostium: ostia

Origin of ostium

Borrowed from Latin ōstium.

Words formed from ostium

Questions about ostium

What does ostium mean?
Ostium means a small opening or orifice, as in a body organ or passage.
What is ostium in Tamil?
Ostium in Tamil is குழல் ஓட்டை, குழாயில் துளை, துவாரம். See Ostium meaning in Tamil.
What part of speech is ostium?
Ostium is a noun.
What is the plural of ostium?
The plural of ostium is ostia.

Words near ostium in the dictionary

  1. ostioles
  2. ostiolum
  3. ostiomeatal
  4. ostitic
  5. ostitis
  6. ostium
  7. Ostjak
  8. Ostjaks
  9. ostkaka
  10. ostkakas
  11. ostler

Source and license

Adapted from Wiktionary: ostium (page history and authors); ostium (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “ostium.” Word.ws, https://word.ws/ostium. Based on Wiktionary, CC BY-SA 4.0.