Word.ws English Dictionary

Plural of rostrum

irregular plural

The plural of rostrum is rostra or rostrums.

Forms of rostrum

Singularrostrum /ˈɹɒstɹəm/
Pluralrostra
rostrums
Countablecountable

Meaning of rostrum

  1. noun A dais, pulpit, or similar platform for a speaker, conductor, or other performer.
  2. noun A platform for a film or television camera.
  3. noun The projecting prow of a rowed warship, such as a trireme.

Full definition of rostrum

Nouns ending in -um: plural -a

Questions about the plural of rostrum

What is the plural of rostrum?
The plural of rostrum is rostra or rostrums.
Which is correct, rostra or rostrums?
Both are used. rostra is the more common of the two in English writing.
Is rostrum countable?
Rostrum is a countable noun.

Source and license

Adapted from Wiktionary: rostrum (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

Last updated:

Cite this page: “Plural of rostrum.” Word.ws, https://word.ws/plural/rostrum. Based on Wiktionary, CC BY-SA 4.0.