planetarium

P3L1A1N1E1T1A1R1I1U1M3
UK/plænɪˈtɛəɹɪəm/UK/plænɪˈtɛːɹi.əm/US/plænɪˈtɛɚiəm/US/plænəˈtɛɚiəm/

noun

A display museum in which images of stars and other astronomical phenomena are projected onto a domed ceiling.

Similar
Spacearium
OriginNew Latin planētārium →
Less commonScrabble 15
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounplanetarium (plural planetariums or planetaria)

plural planetariums · plural planetaria

  1. A display museum in which images of stars and other astronomical phenomena are projected onto a domed ceiling.

    Synonyms: Spacearium

  2. An orrery.

Synonyms & antonyms

nounA display museum in which images of stars and other astronomical phenomena are projected onto a domed ceiling.

Similar
Spacearium

Origin

  1. New Latinplanētārium
  2. Englishplanetarium

Borrowed from New Latin planētārium. Equivalent to planet + -arium.

More words from New Latin

Full word history & related roots →

Translations

Basque planetario
  • planetariomuseum which displays images of space
Bulgarian планета́риум
  • планета́риум (planetárium)museum which displays images of space
Catalan planetari
  • planetarimuseum which displays images of space
Chinese Cantonese 天象儀 /天象仪
  • 天象儀 /天象仪 (tin¹ zoeng⁶ ji⁴)museum which displays images of space
Chinese Mandarin 天象儀 /天象仪, 天文館 /天文馆
  • 天象儀 /天象仪 (tiānxiàngyí)museum which displays images of space
  • 天文館 /天文馆 (tiānwénguǎn)museum which displays images of space
Czech planetárium
  • planetáriummuseum which displays images of space
Danish planetarium
  • planetariummuseum which displays images of space
Dutch planetarium
  • planetariummuseum which displays images of space
Esperanto planetario
  • planetariomuseum which displays images of space
Estonian planetaarium
  • planetaariummuseum which displays images of space
Finnish planetaario
  • planetaariomuseum which displays images of space
French planétarium
  • planétariummuseum which displays images of space
German Planetarium
  • Planetariummuseum which displays images of space
Greek πλανητάριο
  • πλανητάριο (planitário)museum which displays images of space
Hebrew פְּלָנֵטַרְיוּם, פְּלָנֵטַרְיוֹן
  • פְּלָנֵטַרְיוּם (planetáryum)museum which displays images of space
  • פְּלָנֵטַרְיוֹן (planetáryon)museum which displays images of space
Hindi ताराघर, नक्षत्रशाला
  • ताराघर (tārāghar)museum which displays images of space
  • नक्षत्रशाला (nakṣatraśālā)museum which displays images of space
Hungarian planetárium
  • planetáriummuseum which displays images of space
Icelandic stjörnuver
  • stjörnuvermuseum which displays images of space
Indonesian planetarium
  • planetariummuseum which displays images of space
Irish pláinéadlann
  • pláinéadlannmuseum which displays images of space
Italian planetario
  • planetariomuseum which displays images of space
Japanese プラネタリウム, 天象儀
  • プラネタリウム (puranetariumu)museum which displays images of space
  • 天象儀 (tenshōgi)museum which displays images of space
Korean 천문관, 플라네타륨
  • 천문관 (cheonmun'gwan)museum which displays images of space
  • 플라네타륨 (peullanetaryum)museum which displays images of space
Latvian planetārijs
  • planetārijsmuseum which displays images of space
Lithuanian planetariumas
  • planetariumasmuseum which displays images of space
Malay planetarium, balai cerap
  • planetariummuseum which displays images of space
  • balai cerapmuseum which displays images of space
Māori whare rangihori
  • whare rangihorimuseum which displays images of space
Norwegian Bokmål planetarium
  • planetariummuseum which displays images of space
Polish planetarium
  • planetariummuseum which displays images of space
Portuguese planetário
  • planetáriomuseum which displays images of space
Romanian planetariu
  • planetariumuseum which displays images of space
Russian планета́рий
  • планета́рий (planetárij)museum which displays images of space
Slovak planetárium
  • planetáriummuseum which displays images of space
Spanish planetario, planetario
  • planetariomuseum which displays images of space
  • planetarioorrery
Swedish planetarium
  • planetariummuseum which displays images of space
Thai ท้องฟ้าจำลอง
  • ท้องฟ้าจำลอง (tɔ́ɔng-fáa-jam-lɔɔng)museum which displays images of space
Turkish planetaryum
  • planetaryummuseum which displays images of space
Ukrainian планета́рій
  • планета́рій (planetárij)museum which displays images of space
Vietnamese cung thiên văn
  • cung thiên vănmuseum which displays images of space

Rhymes & wordplay

Anagrams

retapamulin
Cite this entry
APA

planetarium. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/planetarium

MLA

“planetarium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/planetarium. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “planetarium,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/planetarium.

Source: planetarium on Wiktionary, CC BY-SA 4.0.