Umbra Definition
ŭmbrə
umbrae, umbras
noun
Shade or a shadow.
Webster's New World
The dark central cone of shadow projecting from a planet or satellite on the side opposite the sun.
Webster's New World
A perfect or complete shadow, in which no direct light is received from the source of illumination.
Webster's New World
The dark central part of a sunspot.
Webster's New World
A phantom, or ghost.
Webster's New World
Advertisement
Other Word Forms of Umbra
Noun
Singular:
umbra
Plural:
umbrae, umbrasOrigin of Umbra
-
From Latin umbra (“shadow").
From Wiktionary
Latin shadow
From American Heritage Dictionary of the English Language, 5th Edition
Advertisement
Find Similar Words
Find similar words to umbra using the buttons below.