Copyright © 2026 Kotomora. All Rights Reserved.

Words Kanji Guides About

本影 (ほんえい) Japanese meaning | Kotomora

本ほん影えい

ほ

ん

え

い

Meanings

1

noun

umbra

Astronomical term for the fully shaded inner region of a shadow, especially during an eclipse.

月げっ食しょくでは、月つきが地ち球きゅうの本ほん影えいに入はいる。
During a lunar eclipse, the moon enters the Earth's umbra.

Kanji

本book, present, main
影shadow, silhouette, phantom

Similar words

半はん影えい
半影 (penumbra) is the partially shaded outer region of a shadow, while 本影 is the fully dark inner region.

Etymology

Compound of 本 (ほん, 'main' or 'true') and 影 (えい, 'shadow'), literally 'true shadow'. The term is a direct translation of the Western astronomical concept 'umbra'.