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Umbra, penumbra and antumbra - Wikipedia

en.wikipedia.org/wiki/Umbra,_penumbra_and_antumbra

The umbra, penumbra and antumbra are three distinct parts of a shadow, created by any light source after impinging on an opaque object. For a point source ...

Penumbra, Inc.

www.penumbrainc.com/

Nov 21, 2016 ... Press Releases. Penumbra to Highlight Peripheral Vascular Technologies at AIMsymposium and VEITHsymposium in New York. Read more ...

Penumbra | Definition of Penumbra by Merriam-Webster

www.merriam-webster.com/dictionary/penumbra

Define penumbra: a space of partial illumination (as in an eclipse) between the perfect shadow on all sides and the full… — penumbra in a sentence.

Penumbra Theatre

penumbratheatre.org/

Penumbra Theatre creates professional productions that are artistically excellent, thought provoking, relevant, and illuminate the human condition through the ...

Penumbra | Define Penumbra at Dictionary.com

www.dictionary.com/browse/penumbra

Penumbra definition, the partial or imperfect shadow outside the complete shadow of an opaque body, as a planet, where the light from the source of illumination ...

penumbra - definition of penumbra in English | Oxford Dictionaries

en.oxforddictionaries.com/definition/penumbra

the partially shaded outer region of the shadow cast by a... Meaning, pronunciation, example sentences, and more from Oxford Dictionaries.

The Penumbra Series

www.penumbragame.com/

Welcome to the official Penumbra Series website. Penumbra is a first person horror adventure series for Windows, Mac OS X and Linux. Featuring a unique ...

penumbra - Diccionario Inglés-Español WordReference.com

www.wordreference.com/es/en/translation.asp?spen=penumbra

penumbra - Traduccion ingles de diccionario ingles.

Penumbra: Home

www.penumbra.org.uk/

Scottish voluntary organisation working in the field of mental health. Includes information about supported living and respite care.

Penumbra | California State University Stanislaus

www.csustan.edu/penumbra

The Stanislaus State Annual Art and Literary Journal penumbra (pi-num 'bre): n. 1. A partial shadow, as in an eclipse, between regions of complete shadow and ...

Answers
pe·num·bra
[pi-nuhm-bruh]
NOUN [PLURAL PE·NUM·BRAE, PE·NUM·BRAS.]
1.
a shadowy, indefinite, or marginal area.
Source: Dictionary.com
penumbra | Define penumbra at Dictionary.com
dictionary.reference.com/browse/penumbra
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