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3 results for “Umbrella”

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Britannica 11th

Encyclopaedia Britannica · 11th edition

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Umbrella

Britannica 11th

UMBRELLA, a portable folding protector from rain (Fr. parapluie), the name parasol being given to the smaller and more fanciful article carried by ladies as a sunshade, and the en-lout-cas being available for both purposes. Primarily the umbrella (ombrella, It ...

Vol. 27, pp. 576-576 OCR text aligned to scanned pages Relevance 330.0

Umbra

Britannica 11th

UMBRA (Lat. for shade or shadow), in astronomy, the completely dark portion of the shadow of a heavenly body, filling the space within which the sun is entirely hidden. The body being supposed spherical, the umbra is a cone circumscribing both the sun and the

Vol. 27, pp. 576-576 OCR text aligned to scanned pages Relevance 34.62

Telegraph

Britannica 11th

... y cases multiple antennae are used consisting of many wires arranged in cone or umbrella-rib fashion, or a metal roof or metallic chimney may be employed (see fig. 39). In any case the antenna serves as one surface of a condenser, the other surface of which is ...

Vol. 26, pp. 510-540 OCR text aligned to scanned pages Relevance 12.0