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gravitation    音标拼音: [gr,ævɪt'eʃən]
n. 引力,地球引力,重力

引力,地球引力,重力

gravitation
n 1: (physics) the force of attraction between all masses in the
universe; especially the attraction of the earth's mass for
bodies near its surface; "the more remote the body the less
the gravity"; "the gravitation between two bodies is
proportional to the product of their masses and inversely
proportional to the square of the distance between them";
"gravitation cannot be held responsible for people falling
in love"--Albert Einstein [synonym: {gravity}, {gravitation},
{gravitational attraction}, {gravitational force}]
2: movement downward resulting from gravitational attraction;
"irrigation by gravitation rather than by pumps" [ant:
{levitation}]
3: a figurative movement toward some attraction; "the
gravitation of the middle class to the suburbs"

Gravitation \Grav"i*ta"tion\, n. [Cf. F. gravitation. See
Gravity.]
1. The act of gravitating.
[1913 Webster]

2. (Pysics) That species of attraction or force by which all
bodies or particles of matter in the universe tend toward
each other; called also {attraction of gravitation},
{universal gravitation}, and {universal gravity}. See
{Attraction}, and {Weight.}
[1913 Webster]

{Law of gravitation}, that law in accordance with which
gravitation acts, namely, that every two bodies or
portions of matter in the universe attract each other with
a force proportional directly to the quantity of matter
they contain, and inversely to the squares of their
distances.
[1913 Webster]

63 Moby Thesaurus words for "gravitation":
G, G suit, adduction, affinity, allurement, apogeotropism,
attractance, attraction, attractiveness, attractivity, capillarity,
capillary attraction, cascade, cataract, centripetal force, chute,
collapse, comedown, crash, debacle, declension, declination,
defluxion, descending, descension, descent, down, downbend,
downcome, downcurve, downfall, downflow, downgrade, downpour,
downrush, downtrend, downturn, downward trend, drag, draw, drop,
dropping, fall, falling, geotropism, graviton, gravity,
inclination, magnetism, mass, mutual attraction, plummeting,
pounce, pull, pulling power, rapids, specific gravity, stoop,
swoop, sympathy, traction, tug, waterfall


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