You searched for: “umbra
umbra (s), umbrae (pl)
1. A dark area, especially the blackest part of a shadow caused by light from all points of a source being prevented from reaching the area, usually by an opaque object.
2. In astronomy, the shadow region over an area of the earth where a solar eclipse is total.
3. The darkest region of a sunspot.
4. A shade; such as, a ghost.
This entry is located in the following unit: umbra-, umbro-, umbr-, umbel- (page 2)
(Latin: shade, shadow)
Word Entries containing the term: “umbra
Pulvis et umbra (sumus).
We are but dust and shadow.
Word Entries at Get Words: “umbra
umbra
1. A region of complete shadow resulting from the total obstruction or blocking of light.
2. The darkest portion of the shadow cast by an astronomical object during an eclipse, especially that which is cast on earth during a solar eclipse.
3. Te main dark inner cone of shadow cast by one body onto another body during an eclipse.

Any point lying within the umbra will observe a total eclipse of the object. The umbra is also the name given to the darkest part of a sunspot.

This entry is located in the following unit: Astronomy and related astronomical terms (page 27)