penumbra angolul

half-light▼(the soft, greyish light characteristic of dawn or dusk)
noun
[UK: ˈhɑːf.ˈlaɪt] [US: laɪt]

penumbra [penumbras]▼(partially shaded area around a shadow, especially an eclipse)
noun
[UK: pɪ.ˈnʌm.brə] [US: pə.ˈnəm.brə]

semidarkness▼(partial or near darkness, dimness, twilight.)
noun
[UK: sˈemɪdˌɑːknəs] [US: sˈemɪdˌɑːrknəs]

twilight [twilights]▼(faint light; dubious medium)
noun
[UK: ˈtwaɪ.laɪt] [US: ˈtwaɪ.ˌlaɪt]