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camera

(Encyclopedia)CE5 Image formed by a camera camera, lightproof box or container, usually fitted with a lens, which gathers incoming light and concentrates it so that it can be directed toward the film (in an opt...

map projection

(Encyclopedia)map projection, transfer of the features of the surface of the earth or another spherical body onto a flat sheet of paper. Only a globe can represent accurately the shape, orientation, and relative ar...

tapestry

(Encyclopedia)tapestry, hand-woven fabric of plain weave made without shuttle or drawboy, the design of weft threads being threaded into the warp with fingers or a bobbin. The name has been extended to cover a vari...

clock

(Encyclopedia)CE5 A pendulum clock: Weight-driven clock mechanism clock, instrument for measuring and indicating time. Predecessors of the clock were the sundial, the hourglass, and the clepsydra. See also watc...

French language

(Encyclopedia)CEE French language, member of the Romance group of the Italic subfamily of the Indo-European family of languages (see Romance languages). It is spoken as a first language by more than 70 million p...

jet propulsion

(Encyclopedia)CE5 Types of jet engines: In the propeller-driven turbine a stream of high-velocity gases provides the power to drive the turbine and turn the propeller. In the jet-driven turbine the stream of gas...

Egyptian architecture

(Encyclopedia)Egyptian architecture, the architecture of the ancient Egyptians, formulated prior to 3000 b.c. and lasting through the Ptolemaic period (323–30 b.c.). Egyptian architectural development parallel...

satellite, artificial

(Encyclopedia)CE5 A. Nimbus weather satellite B. Syncom communications satellite satellite, artificial, object constructed by humans and placed in orbit around the earth or other celestial body (see also space ...

Asian drama

(Encyclopedia)Asian drama, dramatic works produced in the East. Of the three major Asian dramas—Sanskrit, Chinese, Japanese—the oldest is Sanskrit, although the dates of its origin are uncertain. See also Sansk...

lock and key

(Encyclopedia)lock and key, fastening fitted to an entryway, such as a gate or door, or a container, such as a cabinet, drawer or safe, to keep it closed and/or prevent unauthorized access or use. Locks typically c...