Definition of umbra. Meaning of umbra. Synonyms of umbra

Here you will find one or more explanations in English for the word umbra. Also in the bottom left of the page several parts of wikipedia pages related to the word umbra and, of course, umbra synonyms and on the right images related to the word umbra.

Definition of umbra

umbra
Ombre Om"bre, n. [F., of uncertain origin.] (Zo["o]l.) A large Mediterranean food fish (Umbrina cirrhosa): -- called also umbra, and umbrine.
umbra
Penumbra Pe*num"bra, n. [NL., fr. L. paene almost + umbra shade.] 1. An incomplete or partial shadow. 2. (Astron.) The shadow cast, in an eclipse, where the light is partly, but not wholly, cut off by the intervening body; the space of partial illumination between the umbra, or perfect shadow, on all sides, and the full light. --Sir I. Newton. Note: The faint shade surrounding the dark central portion of a solar spot is also called the penumbra, and sometimes umbra. 3. (Paint.) The part of a picture where the shade imperceptibly blends with the light.

Meaning of umbra from wikipedia

- The umbra, penumbra and antumbra are three distinct parts of a shadow, created by any light source after impinging on an opaque object. ****uming no diffraction...
- divided into two distinctive parts: the umbra and penumbra. Earth totally occludes direct solar radiation within the umbra, the central region of the shadow...
- Look up umbra in Wiktionary, the free dictionary. The umbra is the innermost and darkest part of a shadow, where the light source is completely blocked...
- antumbra (from Latin ante, "before, in front of", plus umbra) extending beyond the tip of the umbra, within which the object is completely in front of the...
- Umbra is a graphics software technology company founded 2007 in Helsinki, Finland. Umbra specializes in occlusion culling, visibility solution technology...
- Umbra Vitae is an American death metal supergroup formed in 2020. The band features vocalist Jacob Bannon (Converge), guitarists Mike McKenzie (The Red...
- Umbra is a sans-serif display typeface designed in 1935 by R. Hunter Middleton for the Ludlow Typograph company. It is an adaptation of the uppercase...
- Bastia Umbra (Italian pronunciation: [baˈstiːa ˈumbra]) is a comune (muni****lity) in the Province of Perugia in the Italian region Umbria, located about...
- Umbra et Imago (Latin for 'Shadow and Image') is a German gothic metal and Neue Deutsche Härte band formed in autumn 1991. The original lineup consisted...
- Ameril Umbra Kato (18 May 1946 – 14 April 2015) was the founder of the Bangsamoro Islamic Freedom Fighters (BIFF), a group which seceded from the Moro...