Word.ws English Dictionary

cyathus

cyathus noun: an ancient Roman unit of liquid measure reckoned as the volume of 1⅔ Roman ounce of wine and equivalent to about 45 mL although differing slightly over time.

Noun

cyathus (plural cyathuses or cyathi)

  1. (historical) An ancient Roman unit of liquid measure reckoned as the volume of 1⅔ Roman ounce of wine and equivalent to about 45 mL although differing slightly over time.
    Synonyms:
    Roman cup, cup, cupful
  2. A ladle, especially (historical) a small one used for serving wine in ancient Greece and Rome.
  3. (historical) Synonym of kyathos (“an ancient ladle and serving beaker”).
    Synonyms:
    kyathos

Synonyms of cyathus

Forms of cyathus

pluralcyathuses
pluralcyathi

Origin of cyathus

From Latin cyathus, from Ancient Greek κύαθος (kúathos, “ladle”), of uncertain origin. Doublet of kyathos.

Questions about cyathus

What does cyathus mean?
Cyathus means an ancient Roman unit of liquid measure reckoned as the volume of 1⅔ Roman ounce of wine and equivalent to about 45 mL although differing slightly over time.
What part of speech is cyathus?
Cyathus is a noun.
What is the plural of cyathus?
The plural of cyathus is cyathuses.

Words near cyathus in the dictionary

  1. cyathophylloids
  2. cyathophylls
  3. cyathos
  4. cyathostomin
  5. cyathostomins
  6. cyathus
  7. cyathuses
  8. cyattie
  9. cyazofamid
  10. cybaeid
  11. cybaeids

Source and license

Adapted from Wiktionary: cyathus (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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