noun (plural ~s or ~e) Etymology: Latin Date: 1638 a shaded area, 2. a conical shadow excluding all light from a given source, the central dark part of a sunspot, ~l adjective
UMBRA
Meaning of UMBRA in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012