全ぜん天てん

noun

the whole sky; the entire heavens

Refers to the entire expanse of the sky or heavens. Often used in astronomical or meteorological contexts.

• 全ぜん天てんに星ほしが輝かがやいていた。

  Stars were shining across the whole sky.

• この望ぼう遠えん鏡きょうは全ぜん天てんを観かん測そくできる。

  This telescope can observe the entire sky.