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PENUMBRA (Lat. paene, almost, umbra, ...

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Originally appearing in Volume V21, Page 124 of the 1911 Encyclopedia Britannica.

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PENUMBRA (Lat. paene, almost, umbra, a shadow)

PENUMBRA (See also:
LAT
Lat. paene, almost, See also:
UMBRA (Lat. for shade or shadow)
umbra, a See also:
SHADOW (0. Eng. Schadewe, sceadu; a form of " shade "; connected with Gr. 6-Ore's, darkness)
shadow) , in See also:

ASTRONOMY (from Gr. &arpov, a star, and v ,usiv, to classify or arrange)

astronomy, the partial See also:

SHADOW (0. Eng. Schadewe, sceadu; a form of " shade "; connected with Gr. 6-Ore's, darkness)

shadow of a heavenly See also:

BODY

body as See also:

CAST (from the verb meaning " to throw "; the word is Scand. in origin, cf. Dan. kaste, and Swed. kasta; " cast " in Middle Eng. took the place of the A.S. weor pan, cf. Ger. werf en)

cast by the See also:

sun . It is defined by the region in which the See also:

LIGHT

light of the sun is partially but not wholly cut off through the interception of a dark body .

End of Article: PENUMBRA (Lat. paene, almost, umbra, a shadow)

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