quasar

大学 FREQ #49608 ★☆☆☆☆

n. 类星射电源, 类星体

发音

UK /ˈkweɪ.zɑː/
US /ˈkweɪ.zɑɹ/

词形变化

quasars 复数 quasars

别名

Q

教材释义与例句

名词

类星体；恒星状球体

释义与例句

n.
  1. 1.

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

    类星体

    似星体

    天文

词汇关系

名词

同义词 1

quasi-stellar radio-source

上位词 2

celestial body heavenly body

相关短语

large quasar group large quasar groups binary quasar twin quasar double quasar giant quasar

词源

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.

来源：wiktionary