umbra

IPA: ˈʌmbrʌ

The fully shaded inner region of a shadow cast by an opaque object.
(astronomy) The area on the earth or moon experiencing the total phase of an eclipse.
(astronomy) The central region of a sunspot.
(chiefly literary) A shadow.
(archaic) An uninvited guest brought along by one who was invited.
One of the family Umbridae of mudminnows.
One of genus Umbrina of drums (family Sciaenidae).
(mathematics) An element of the umbral calculus.

Examples of "umbra" in Sentences

Flavius this guy umbra is violent and scares the hell out of me.
June 30th, 2006 at 10: 41 pm purvis ames says: umbra is mighty aphrodite.
The word umbrella comes from the Latin word "umbra", meaning shade or shadow.
M. 1845.] 37 Feralis umbra, is the expression of Tacitus: it is surely a very bold one.] 38 Tacit.
The center of these spots is as black as a brunette cat, and is called the umbra, so called because it resembles an umbrella.
The umbra is the dark region where no light falls and the penumbra is the grey area where some light falls due to various phenomena.
The most interesting parts occur when the moon plunges into Earth's full shadow, called the umbra, and of course during the period of totality.
PST, the partial phase of the eclipse will begin as the Earth's dark shadow - called the umbra - starts to slowly creep over the face of the full moon.