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Acceleration   /ˌæksˌɛlərˈeɪʃən/   Listen
noun
Acceleration  n.  The act of accelerating, or the state of being accelerated; increase of motion or action; as, a falling body moves toward the earth with an acceleration of velocity; opposed to retardation. "A period of social improvement, or of intellectual advancement, contains within itself a principle of acceleration."
(Astr. & Physics.)
Acceleration of the moon, the increase of the moon's mean motion in its orbit, in consequence of which its period of revolution is now shorter than in ancient times.
Acceleration of the tides and retardation of the tides. See Priming of the tides, under Priming.
Diurnal acceleration of the fixed stars, the amount by which their apparent diurnal motion exceeds that of the sun, in consequence of which they daily come to the meridian of any place about three minutes fifty-six seconds of solar time earlier than on the day preceding.
Acceleration of the planets, the increasing velocity of their motion, in proceeding from the apogee to the perigee of their orbits.






Collaborative International Dictionary of English 0.48








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"Acceleration" Quotes from Famous Books



... make us miserable if they remain unfulfilled. It is the change, and not the possession, which has the emotional value. The up and down, the forward and backward, are felt in the social world, just as in the world of space the steady movement is not felt, but only the retardation or the acceleration. ...
— Psychology and Social Sanity • Hugo Muensterberg

... rapidly. At first it had been slow, but later a sudden acceleration had manifested itself. This began from the moment Madeline tried on the white-satin slippers, and in so doing found herself. The pride of her renegade father, apart from any natural self-esteem she might possess, at that ...
— The Son of the Wolf • Jack London

... were deactivated, hundreds of gyros swung the mile-long ship end for end and stabilized her on a reverse course, drive units big enough to power several major cities whined into operation, anti-grav generators with the strength to shift small planets counterbalanced the external acceleration, and the ship moved, away, with a speed approaching ...
— A Matter of Magnitude • Al Sevcik

... was one of the engineers on the rocket-sled experiments that were done by the U.S. Air Force in 1949 to test human acceleration tolerances (USAF project MX981). One experiment involved a set of 16 accelerometers mounted to different parts of the subject's body. There were two ways each sensor could be glued to its mount, and somebody methodically installed all 16 the wrong way around. Murphy then made the original form ...
— THE JARGON FILE, VERSION 2.9.10

... solve problems with two variables. On the Newtonian theory, for instance, acceleration varies with distance, but distance also varies with acceleration. In the realm of truth- processes facts come independently and determine our beliefs provisionally. But these beliefs make us act, and as ...
— Pragmatism - A New Name for Some Old Ways of Thinking • William James


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