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titration

(Encyclopedia)titration tītrāˈshən [key], gradual addition of an acidic solution to a basic solution or vice versa (see acids and bases); titrations are used to determine the concentration of acids or bases in ...

Bruno, Giordano

(Encyclopedia)Bruno, Giordano jōrdäˈnō bro͞oˈnō [key], 1548–1600, Italian philosopher, b. Nola. The son of a professional soldier, he entered the Dominican order early in his youth and was ordained a pries...

loran

(Encyclopedia)loran lôrˈănˌ [key], long-range, accurate radio navigational system used by a ship or aircraft to confirm or to determine its geographical position. The term loran is derived from the words long-r...

inertia

(Encyclopedia)inertia ĭnûrˈshə [key], in physics, the resistance of a body to any alteration in its state of motion, i.e., the resistance of a body at rest to being set in motion or of a body in motion to any c...

diminishing returns, law of

(Encyclopedia)diminishing returns, law of, in economics, law stating that if one factor of production is increased while the others remain constant, the overall returns will relatively decrease after a certain poin...

coherence

(Encyclopedia)coherence, constant phase difference in two or more Waves over time. Two waves are said to be in phase if their crests and troughs meet at the same place at the same time, and the waves are out of pha...

photosphere

(Encyclopedia)photosphere, luminous, apparently opaque layer of gases that forms the visible surface of the sun or any other star. The photosphere lies between the dense interior gases and the more attenuated gases...

Woffington, Peg

(Encyclopedia)Woffington, Peg (Margaret Woffington), 1714?–1760, English actress, b. Dublin. Her charm and beauty as a child attracted attention, and at the age of 10 she acted in the role of Polly Peachum in a L...

Jerome of Prague

(Encyclopedia)Jerome of Prague, c.1370–1416, Bohemian religious reformer. During his studies at Prague and at Oxford, Jerome was influenced by the doctrinal views of John Wyclif. He continued to study and travel ...

fetal alcohol syndrome

(Encyclopedia)fetal alcohol syndrome (FAS), pattern of physical, developmental, and psychological abnormalities seen in babies born to mothers who consumed alcohol during pregnancy. The abnormalities include low bi...