quasar

See also: Quasar and quásar

English

WOTD – 12 May 2009

Quasar PKS 1127-145

Etymology

Blend of quasi- +‎ stellar, from quasi-stellar radio source. Coined by American astrophysicist Hong-Yee Chiu in 1964 in an article in Physics Today. By surface analysis, quasi- +‎ -ar.

Pronunciation

• (UK) IPA^(key): /ˈkweɪ.zɑː/
• (US) IPA^(key): /ˈkweɪ.zɑɹ/

• Audio (US):

  (file)

• Rhymes: -eɪzɑː(ɹ)

Noun

quasar (plural quasars)

1. (astronomy) An extragalactic object, starlike in appearance, that is among the most luminous and (putatively) the most distant objects in the universe.

Synonyms

• Q
• QSO
• quasi-stellar object
• quasistellar object

dated

• QSR
• quasi-stellar radio source
• quasistellar radio-source
• quasi-stellar radio-source
• quasistellar radio source

obsolete

• blue stellar object
• BSO
• QSS
• quasi-stellar source
• quasistellar source

Hyponyms

• blazar
• BL Lac
• BL Lac object
• OVV
• OVV quasar
• quasar 1
• quasar 2
• quasar I
• quasar II

Derived terms

• binary quasar
• double quasar
• giant quasar
• large quasar group
• microquasar
• quasarlike
• twin quasar

Related terms

• -ar
• quasi-
• quasistar
• quasi-star
• quasistellar
• quasi-stellar

Translations

An extragalactic object

• Arabic: نَجْم زَائِف m (najm zāʔif), شَبِيه اَلنَّجْم m (šabīh an-najm)

  Egyptian Arabic: كوازار m (kwazār), شبيه نجم m (šēbh negm)

• Armenian: քվազար (kʻvazar)
• Basque: quasar (eu)
• Belarusian: кваза́р m (kvazár)
• Bulgarian: кваза́р m (kvazár)
• Catalan: quàsar m
• Chinese:

  Mandarin: 類星體 / 类星体 (zh) (lèixīngtǐ), 似星體 / 似星体 (sìxīngtǐ)

• Czech: kvazar m, kvasar m
• Danish: kvasar c
• Esperanto: kvazaro
• Finnish: kvasaari (fi)
• French: quasar (fr) m
• Galician: quásar (gl) m
• Georgian: კვაზარი (ḳvazari)
• German: Quasar (de) m
• Greek: κβάζαρ (el) n (kvázar)
• Hebrew: קוואזר
• Hindi: कैसर (hi) (kaisar)
• Icelandic: dulstirni n, kvasi m
• Ido: quazaro (io)
• Indonesian: kuasar (id)
• Irish: cuasár m
• Italian: quasar (it) m or f
• Japanese: クエーサー (ja) (kuēsā), 準星 (ja) (じゅんせい, junsei)
• Korean: 퀘이사 (ko) (kweisa), 준성 (ko) (junseong)
• Malay: kuasar
• Norwegian: kvasar m
• Persian: اختروش (fa) (axtarvaš)
• Polish: kwazar (pl) m
• Portuguese: quasar (pt) m
• Russian: кваза́р (ru) m (kvazár)
• Scottish Gaelic: cuasar m
• Serbo-Croatian:

  Cyrillic: квазар m

  Roman: kvazar (sh) m

• Sicilian: quasar m
• Slovene: kvazar m
• Spanish: cuásar (es) m, quasar m (kuéisar)
• Swedish: kvasar (sv) c
• Tagalog: digtalain
• Thai: เควซาร์
• Turkish: kuasar
• Ukrainian: кваза́р m (kvazár)
• Vietnamese: chuẩn tinh (vi)
• West Frisian: kwasar

See also

• AGN, active galactic nucleus
• active galaxy
• pulsar
• RIQ, RLQ, RQQ

Basque

Etymology

From English quasar.

Pronunciation

• IPA^(key): /kwas̺ar/ [kwa.s̺ar]
• Rhymes: -as̺ar, -ar

Noun

quasar inan

1. quasar

Declension

Declension of quasar (inan C-stem)

	indefinite	singular	plural	proximal plural
absolutive	quasar	quasarra	quasarrak	quasarrok
ergative	quasarrek	quasarrak	quasarrek	quasarrok
dative	quasarri	quasarrari	quasarrei	quasarroi
genitive	quasarren	quasarraren	quasarren	quasarron
comitative	quasarrekin	quasarrarekin	quasarrekin	quasarrokin
causative	quasarrengatik	quasarrarengatik	quasarrengatik	quasarrongatik
benefactive	quasarrentzat	quasarrarentzat	quasarrentzat	quasarrontzat
instrumental	quasarrez	quasarraz	quasarrez	quasarrotaz
innesive	quasarretan	quasarrean	quasarretan	quasarrotan
locative	quasarretako	quasarreko	quasarretako	quasarrotako
allative	quasarretara	quasarrera	quasarretara	quasarrotara
terminative	quasarretaraino	quasarreraino	quasarretaraino	quasarrotaraino
directive	quasarretarantz	quasarrerantz	quasarretarantz	quasarrotarantz
destinative	quasarretarako	quasarrerako	quasarretarako	quasarrotarako
ablative	quasarretatik	quasarretik	quasarretatik	quasarrotatik
partitive	quasarrik	—	—	—
prolative	quasartzat	—	—	—

Further reading

• “quasar”, in Euskaltzaindiaren Hiztegia [Dictionary of the Basque Academy] (in Basque), Euskaltzaindia [Royal Academy of the Basque Language]

French

Etymology

Borrowing from English quasar

Pronunciation

• IPA^(key): /kwa.zaʁ/, /ka.zaʁ/

• Audio (France (Vosges)):

  (file)

• Audio (France (Vosges)):

  (file)

Noun

quasar m (plural quasars)

1. quasar

Further reading

• “quasar”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Portuguese

Etymology

Borrowed from English quasar, from quasi-stellar radio source.

Pronunciation

 

• (Brazil) IPA^(key): /kwaˈzaʁ/ [kwaˈzah]

• (Brazil) IPA^(key): /kwaˈzaʁ/ [kwaˈzah]
  • (São Paulo) IPA^(key): /kwaˈzaɾ/
  • (Rio de Janeiro) IPA^(key): /kwaˈzaʁ/ [kwaˈzaχ]
  • (Southern Brazil) IPA^(key): /kwaˈzaɻ/

 

• (Portugal) IPA^(key): /kwaˈzaɾ/

• (Portugal) IPA^(key): /kwaˈzaɾ/
  • (Southern Portugal) IPA^(key): /kwaˈza.ɾi/

Noun

quasar m (plural quasares)

1. (astronomy) quasar (an extragalactic object)

Romanian

Etymology

Borrowed from English quasar.

Noun

quasar m (plural quasari)

1. quasar

Declension

	singular			plural
	indefinite	definite		indefinite	definite
nominative-accusative	quasar	quasarul		quasari	quasarii
genitive-dative	quasar	quasarului		quasari	quasarilor
vocative	quasarule			quasarilor