Word.ws English Dictionary

castellanus

/ˌkæstəˈlɑːnəs/

castellanus noun: a cloud species which shows vertical formations giving a crenellated appearance, associated with cirrus, cirrocumulus, altocumulus, and stratocumulus genera. Also the alternative form of castellan.

Noun

castellanus (plural castellani)

  1. A cloud species which shows vertical formations giving a crenellated appearance, associated with cirrus, cirrocumulus, altocumulus, and stratocumulus genera.
    • Turbulent mixing, evidenced by alto-cumulus castellanus cloud over France, also took place en route and carried dust to high altitudes.1985 February 14, Dennis Wheeler, “Saharan dust storm over England”, in New Scientist, volume 105, number 1443, page 26
    • Over France the altocumuli castellani clouds at medium level indicate a very unstable air mass there, because these clouds often develop into thunderstorms.1993, Monthly Weather Review - Volume 121, Issues 10-12, page 2709
    Synonyms:
    castellatus

Also used as

castellanus is also the alternative form of castellan.

Synonyms of castellanus

Forms of castellanus

pluralcastellani

Origin of castellanus

From New Latin castellānus, from Medieval Latin castellum (“castle, fortress”) + -ānus (“-an: forming adj.”), from castrum (“fort”) + -ellum (“-elle: forming diminutives”). Doublet of Castilian, castellano, castellan, and chatelain.

Questions about castellanus

What does castellanus mean?
Castellanus means a cloud species which shows vertical formations giving a crenellated appearance, associated with cirrus, cirrocumulus, altocumulus, and stratocumulus genera.
What part of speech is castellanus?
Castellanus is a noun.
How do you pronounce castellanus?
Castellanus is pronounced /ˌkæstəˈlɑːnəs/.
What is the plural of castellanus?
The plural of castellanus is castellani.

Words near castellanus in the dictionary

  1. castellanos
  2. Castellanoses
  3. castellans
  4. castellanship
  5. castellanships
  6. castellanus
  7. castellany
  8. castellar
  9. Castellar de la Frontera
  10. castellas
  11. castellate

Source and license

Adapted from Wiktionary: castellanus (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: “castellanus.” Word.ws, https://word.ws/castellanus. Based on Wiktionary, CC BY-SA 4.0.