半影(はんえい)月食(げっしょく) はんえいげっしょく noun penumbral lunar eclipse science 1. penumbral lunar eclipse A lunar eclipse in which the Moon passes only through Earth's outer shadow (penumbra), so it dims slightly rather than darkening sharply. 半影(はんえい)月食(げっしょく)は分(わ)かりにくい。🔊 A penumbral lunar eclipse is hard to notice. 今日(きょう)の半影(はんえい)月食(げっしょく)では月(つき)がわずかに暗(くら)くなった。🔊 In today's penumbral lunar eclipse the Moon dimmed only slightly. 半影(はんえい)月食(げっしょく)は部分(ぶぶん)月食(げっしょく)よりも変化(へんか)が小(ちい)さいので見逃(みのが)しやすい。🔊 A penumbral lunar eclipse changes less than a partial one, so it is easy to miss. Composed of 半影(はんえい) (penumbra; partial shadow) + 月食(げっしょく) (lunar eclipse).Common collocations半影(はんえい)月食(げっしょく)が起(お)こる: a penumbral lunar eclipse occurs半影(はんえい)月食(げっしょく)を観測(かんそく)する: to observe a penumbral lunar eclipseSimilar words部分(ぶぶん)月食(げっしょく): partial eclipse — part of the Moon enters the dark umbra皆既(かいき)月食(げっしょく): total eclipse — the whole Moon is in shadow Related Words Compare: 部分(ぶぶん)月食(げっしょく) (partial eclipse) Compare: 皆既月食(かいきげっしょく) (total eclipse) general Added 2026.6.28 18:18 · Revised 2026.9.2 13:02 29500/29536_haneigesshoku