oblak

See also: Appendix:Variations of "oblak"

Czech

Etymology

Inherited from Old Czech oblak, from Proto-Slavic *obolkъ.

Pronunciation

• IPA^(key): [ˈoblak]

• Audio:

  (file)

• Hyphenation: ob‧lak

Noun

oblak (in the singular or plural) m inan or (in the plural) n

1. cloud (visible mass of water droplets in the air)

   Synonym: mrak

2. cloud (mass of dust or smoke)

Usage notes

• In the plural, this term can take either masculine or neuter agreement, with distinct forms, e.g. dva oblaky or dvě oblaka, both meaning "two clouds".

Declension

when masculine:

Declension of oblak (velar masculine inanimate)

	singular	plural
nominative	oblak	oblaky
genitive	oblaku	oblaků
dative	oblaku	oblakům
accusative	oblak	oblaky
vocative	oblaku	oblaky
locative	oblaku	oblacích
instrumental	oblakem	oblaky

when masculine in the singular, neuter in the plural:

Declension of oblak (velar masculine inanimate // velar neuter)

	singular	plural
nominative	oblak	oblaka
genitive	oblaku	oblak
dative	oblaku	oblakům
accusative	oblak	oblaka
vocative	oblaku	oblaka
locative	oblaku	oblakách
instrumental	oblakem	oblaky

Related terms

• oblačno
• oblačnost
• obláček

Further reading

• “oblak”, in Příruční slovník jazyka českého (in Czech), 1935–1957
• “oblak”, in Slovník spisovného jazyka českého (in Czech), 1960–1971, 1989
• “oblak”, in Internetová jazyková příručka (in Czech), 2008–2026

Polish

Alternative forms

• ôblak (Near Masovian)
• oblák (Eastern Kraków)

Etymology

Etymology tree

Proto-Slavic *obьlъ

Old Polish obły

Polish obły

Proto-Indo-European *-h₂

Proto-Indo-European *-éh₂

Proto-Indo-European *-kos

Proto-Indo-European *-eh₂kos

Proto-Balto-Slavic *-āˀkas

Proto-Slavic *-akъ

Old Polish -ak

Polish -ak

Polish oblak

From obły + -ak.

Pronunciation

 

• IPA^(key): /ˈɔ.blak/

• (Masovia):
  • (Near Masovian) IPA^(key): [ˈɔ.blak]

• Audio:

  (file)

• Rhymes: -ɔblak
• Syllabification: o‧blak

Noun

oblak m inan

1. oval-shaped piece of wood
2. tumor, especially a malignant tumor
3. (Near Masovian) untrimmed and uncut pole in a fence

Declension

Declension of oblak

	singular	plural
nominative	oblak	oblaki
genitive	oblaku	oblaków
dative	oblakowi	oblakom
accusative	oblak	oblaki
instrumental	oblakiem	oblakami
locative	oblaku	oblakach
vocative	oblaku	oblaki

Further reading

• “oblak”, in Polish dictionaries at PWN‎^[1] (in Polish)
• Zygmunt Wasilewski (1889), “(u)oblak”, in Jagodne: wieś w powiecie łukowskim, gminie Dąbie: zarys etnograficzny‎^[2] (in Polish), Warsaw: M. Arct, page 244

Serbo-Croatian

Etymology

Inherited from Proto-Slavic *obolkъ.

Pronunciation

• IPA^(key): /ôblaːk/

Noun

ȍblāk m inan (Cyrillic spelling о̏бла̄к)

1. cloud

Declension

Declension of oblak

	singular	plural
nominative	ȍblāk	ȍblāci
genitive	ȍblāka	oblákā
dative	ȍblāku	oblácima
accusative	ȍblāk	ȍblāke
vocative	ȍblāče	ȍblāci
locative	obláku	oblácima
instrumental	ȍblākom	oblácima

Derived terms

• oblačan

Further reading

• “oblak”, in Hrvatski jezični portal [Croatian language portal] (in Serbo-Croatian), 2006–2026

Slovak

Etymology

Inherited from Proto-Slavic *obolkъ.

Pronunciation

• IPA^(key): /ɔblak/, [ˈɔblak]
• Rhymes: -ɔblak
• Hyphenation: ob‧lak

• Audio (Bratislava):

  (file)

Noun

oblak m inan (relational adjective oblakový, diminutive obláčik or obláčok, augmentative oblačisko)

1. cloud

Declension

Declension of oblak
(pattern dub)

	singular	plural
nominative	oblak	oblaky
genitive	oblaku	oblakov
dative	oblaku	oblakom
accusative	oblak	oblaky
locative	oblaku	oblakoch
instrumental	oblakom	oblakmi

Further reading

• “oblak”, in Slovníkový portál Jazykovedného ústavu Ľ. Štúra SAV [Dictionary portal of the Ľ. Štúr Institute of Linguistics, Slovak Academy of Science] (in Slovak), https://slovnik.juls.savba.sk, 2003–2026
• “oblak”, in Atlas slovenského jazyka IV [Slovak Linguistic Atlas IV] (in Slovak), number 13, 2024

Slovene

Kumulusni oblak - Cumulus cloud

Etymology

Inherited from Proto-Slavic *obolkъ.

Pronunciation

• IPA^(key): /ɔbláːk/

Noun

oblȃk m inan

1. cloud

Declension

The diacritics used in this section of the entry are non-tonal. If you are a native tonal speaker, please help by adding the tonal marks.

Masculine inan., hard o-stem
nom. sing.	oblák
gen. sing.	obláka
	singular	dual	plural
nominative (imenovȃlnik)	oblák	obláka	obláki
genitive (rodȋlnik)	obláka	oblákov	oblákov
dative (dajȃlnik)	obláku	oblákoma	oblákom
accusative (tožȋlnik)	oblák	obláka	obláke
locative (mẹ̑stnik)	obláku	oblákih	oblákih
instrumental (orọ̑dnik)	oblákom	oblákoma	obláki

See also

• círus
• kúmulus
• strátus

Further reading

• “oblak”, in Slovarji Inštituta za slovenski jezik Frana Ramovša ZRC SAZU, portal Fran
• “oblak”, in Termania, Amebis
• See also the general references