Definitions for umbraˈʌm brə
This page provides all possible meanings and translations of the word umbra
a region of complete shadow resulting from total obstruction of light
The central region of a sunspot.
Origin: From umbra.
the conical shadow projected from a planet or satellite, on the side opposite to the sun, within which a spectator could see no portion of the sun's disk; -- used in contradistinction from penumbra. See Penumbra
the central dark portion, or nucleus, of a sun spot
the fainter part of a sun spot; -- now more commonly called penumbra
any one of several species of sciaenoid food fishes of the genus Umbrina, especially the Mediterranean species (U. cirrhosa), which is highly esteemed as a market fish; -- called also ombre, and umbrine
The umbra, penumbra and antumbra are the names given to three distinct parts of a shadow, created by any light source after impinging on an opaque object. For a point source only the umbra is cast. These names are most often used to refer to the shadows cast by celestial bodies, though they are sometimes used to describe levels of darkness, such as in sunspots.
Sample Sentences & Example Usage
Master Plato once said that Lux est umbra Dei; light is the shadow of God. I say this way: Light is the god of shadow!
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