quasar
English
WOTD – 12 May 2009
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
Noun
quasar (plural quasars)
- (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
Hyponyms
- blazar
- BL Lac
- BL Lac object
- OVV
- OVV quasar
- quasar 1
- quasar 2
- quasar I
- quasar II
Derived terms
Related terms
Translations
An extragalactic object
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See also
Basque
Etymology
Pronunciation
- IPA(key): /kwas̺ar/ [kwa.s̺ar]
- Rhymes: -as̺ar, -ar
Noun
quasar inan
Declension
| indefinite | singular | plural | |
|---|---|---|---|
| absolutive | quasar | quasarra | quasarrak |
| ergative | quasarrek | quasarrak | quasarrek |
| dative | quasarri | quasarrari | quasarrei |
| genitive | quasarren | quasarraren | quasarren |
| comitative | quasarrekin | quasarrarekin | quasarrekin |
| causative | quasarrengatik | quasarrarengatik | quasarrengatik |
| benefactive | quasarrentzat | quasarrarentzat | quasarrentzat |
| instrumental | quasarrez | quasarraz | quasarrez |
| inessive | quasarretan | quasarrean | quasarretan |
| locative | quasarretako | quasarreko | quasarretako |
| allative | quasarretara | quasarrera | quasarretara |
| terminative | quasarretaraino | quasarreraino | quasarretaraino |
| directive | quasarretarantz | quasarrerantz | quasarretarantz |
| destinative | quasarretarako | quasarrerako | quasarretarako |
| ablative | quasarretatik | quasarretik | quasarretatik |
| 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
Pronunciation
- IPA(key): /kwa.zaʁ/, /ka.zaʁ/
Audio: (file) Audio: (file)
Noun
quasar m (plural quasars)
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]
- (São Paulo) IPA(key): /kwaˈzaɾ/
- (Rio de Janeiro) IPA(key): /kwaˈzaʁ/ [kwaˈzaχ]
- (Southern Brazil) IPA(key): /kwaˈzaɻ/
- (Portugal) IPA(key): /kwaˈzaɾ/
- (Southern Portugal) IPA(key): /kwaˈza.ɾi/
Noun
quasar m (plural quasares)
Romanian
Etymology
Noun
quasar m (plural quasari)
Declension
| singular | plural | ||||
|---|---|---|---|---|---|
| indefinite | definite | indefinite | definite | ||
| nominative-accusative | quasar | quasarul | quasari | quasarii | |
| genitive-dative | quasar | quasarului | quasari | quasarilor | |
| vocative | quasarule | quasarilor | |||