流星群(りゅうせいぐん)

りゅうせいぐん
noun
meteor shower
1. meteor shower
A celestial event where numerous meteors are observed to radiate from a single point in the night sky, caused by the Earth passing through a trail of debris left by a comet.
今夜(こんや)は流星群(りゅうせいぐん)が見(み)られる。
You can see a meteor shower tonight.
ペルセウス座(ざ)流星群(りゅうせいぐん)は毎年(まいとし)八月(はちがつ)に見(み)られる。
The Perseid meteor shower can be seen every year in August.
山(やま)の上(うえ)まで行(い)って、流星群(りゅうせいぐん)を観察(かんさつ)するつもりだ。
I plan to go up the mountain to observe the meteor shower.

Composed of 流星(りゅうせい) (meteor, shooting star) + 群(ぐん) (group, swarm). A word that appears frequently in news and conversation, especially during well-known annual meteor shower events.

COMMON COLLOCATIONS:

  • 流星群(りゅうせいぐん)を観測(かんそく)する: to observe a meteor shower
  • 流星群(りゅうせいぐん)の極大(きょくだい): the peak of a meteor shower
  • 流星群(りゅうせいぐん)が見(み)ごろ: best viewing time for a meteor shower

WELL-KNOWN METEOR SHOWERS IN JAPAN:

  • ペルセウス座(ざ)流星群(りゅうせいぐん): Perseid meteor shower (August)
  • ふたご座(ざ)流星群(りゅうせいぐん): Geminid meteor shower (December)
  • しぶんぎ座(ざ)流星群(りゅうせいぐん): Quadrantid meteor shower (January)

RELATED TERMS:

  • 流星(りゅうせい): meteor, shooting star
  • 流(なが)れ星(ぼし): shooting star — the everyday, poetic term
  • 彗星(すいせい): comet — often the source of meteor shower debris
general
Added 2026.3.29 21:59
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