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functionalism, in art and architecture

(Encyclopedia)functionalism, in art and architecture, an aesthetic doctrine developed in the early 20th cent. out of Louis Henry Sullivan's aphorism that form ever follows function. Functionalist architects and art...

ether, in physics and astronomy

(Encyclopedia)ether or aether, in physics and astronomy, a hypothetical medium for transmitting light and heat (radiation), filling all unoccupied space; it is also called luminiferous ether. In Newtonian physics a...

pole, in electricity and magnetism

(Encyclopedia)pole, in electricity and magnetism, point where electric or magnetic force appears to be concentrated. A single electric charge located at a point is sometimes referred to as an electric monopole. An ...

Zion, in the Bible

(Encyclopedia)Zion sīˈən [key], section of Jerusalem, defined in the Bible as the City of David. Originally the name referred to the Jebusite fortress conquered by David, on the southeastern hill of Jerusalem. Z...

induction, in electricity and magnetism

(Encyclopedia)induction, in electricity and magnetism, common name for three distinct phenomena. Electromagnetic induction is the production of an electromotive force (emf) in a conductor as a result of a changing ...

mace, in botany and cooking

(Encyclopedia)mace, in botany and cooking: see nutmeg. ...

rust, in chemistry and metallurgy

(Encyclopedia)rust, in chemistry and metallurgy: see corrosion. ...

gill, in weights and measures

(Encyclopedia)gill, in weights and measures: see English units of measurement. ...

grain, in weights and measures

(Encyclopedia)grain, in weights and measures: see English units of measurement. ...

formula, in mathematics and physics

(Encyclopedia)formula, in mathematics and physics, equation expressing a definite fixed relationship between certain quantities. The quantities are usually expressed by letters, and their relationship is indicated ...