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5 definitions found
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Gradient \Gra"di*ent\, adjective [L. gradiens, p. pr. of gradi to step,
to go. See {Grade}.]
1. Moving by steps; walking; as, gradient automata.
--Wilkins.
2. Rising or descending by regular degrees of inclination;
as, the gradient line of a railroad.
3. Adapted for walking, as the feet of certain birds.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Gradient \Gra"di*ent\, noun
1. The rate of regular or graded ascent or descent in a road;
grade.
2. A part of a road which slopes upward or downward; a
portion of a way not level; a grade.
3. The rate of increase or decrease of a variable magnitude,
or the curve which represents it; as, a thermometric
gradient.
4. (Chem., Biochem.) The variation of the concentration of a
chemical substance in solution through some linear path;
also called concentration gradient; -- usually measured in
concentration units per unit distance. Concentration
gradients are created naturally, e.g. by the diffusion of
a substance from a point of high concentration toward
regions of lower concentration within a body of liquid; in
laboratory techniques they may be made artificially.
[PJC]
{gradient maker} (Biochem.) a device which creates a
concentration gradient in a solution within some
apparatus; -- used, e. g., for separation of biochemical
substances.
[PJC]
{Gradient post}, a post or stake indicating by its height or
by marks on it the grade of a railroad, highway, or
embankment, etc., at that spot.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
del \del\ n. (Math.)
a differential operator which, operating on a function of
several variables, gives the sum of the partial derivatives
of the function with respect to the three orthogonal spatial
coordinates; -- also called the {gradient} or {grad}. It is
represented by an inverted Greek capital delta ([nabla]), and
is thus because of its shape also called {nabla}, meaning
harp in Hebrew.
[PJC]
From WordNet (r) 2.0 [wn]:
gradient
noun
1: a graded change in the magnitude of some physical quantity
or dimension
2: the property possessed by a line or surface that departs
from the horizontal; "a five-degree gradient" [syn: {slope}]
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
34 Moby Thesaurus words for "gradient":
bank, bevel, bezel, chute, easy slope, fleam, gentle slope, glacis,
grade, hanging gardens, helicline, hillside, inclination, incline,
inclined plane, launching ramp, lean, leaning, pitch, ramp, rise,
rising, scarp, shelving beach, side, slant, slope, steep slope,
stiff climb, talus, tilt, uprise, uprising, vertical height
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