gradient


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Related to gradient: concentration gradient, divergence

gradient

 [gra´de-ent]
rate of increase or decrease of a variable value, or its representative curve.
edge gradient in radiology, the penumbra or partial shadow on a radiograph caused by the three-dimensional shape of an object.
electrochemical gradient the difference in ion concentration and electrical potential from one point to another, so that ions tend to move passively along it.

gra·di·ent

(grā'dē-ĕnt),
Rate of change of temperature, pressure, magnetic field, or other variable as a function of distance, time, or other continuously changing influence.

gradient

/gra·di·ent/ (gra´de-ent) rate of increase or decrease of a variable value, or its graphic representation.
electrochemical gradient  a difference in ion concentration between two points so that ions tend to move passively along it.

gradient

(grā′dē-ənt)
n. Abbr. grad.
1. A rate of inclination; a slope.
2. An ascending or descending part; an incline.
3. Physics The rate at which a physical quantity, such as temperature or pressure, changes in response to changes in a given variable, especially distance.
4. Biology A series of progressively increasing or decreasing differences in the growth rate, metabolism, or physiological activity of a cell, organ, or organism.

gradient

[grā′dē·ənt]
Etymology: L, gradus, step
1 the rate of increase or decrease of a measurable phenomenon, such as temperature or pressure.
2 a visual representation of the rate of change of a measurable phenomenon; a curve.

gra·di·ent

(grā'dē-ĕnt)
Rate of change of temperature, pressure, or other variable, as a function of factors of distance or time.

gra·di·ent

(grā'dē-ĕnt)
Rate of change of temperature, pressure, magnetic field, or other variable as a function of distance, time, or other continuously changing influence.

gradient

rate of increase or decrease of a variable value.
References in periodicals archive ?
3 Discovery and Optimization of Sensing Materials Using Discrete and Gradient Arrays
Presented at the Society of Toxicology Annual Meeting and ToxExpo, Gradient study advances research regarding metal residues, such as lead, on shop towels after commercial laundering
During our measurements the thermal gradient in the box was only crudely monitored, and was not controlled.
Orion's suite of scalable back-office solutions has been instrumental to our growth, helping us to move from 50 client accounts funded or opened on average per month in 2010 to 430 accounts opened or funded per month in 2013," said Nathan Lucius, Managing Director, Gradient Investments.
revealed how changes in screw rpm, heater-band settings and material choice can alter melt-temperature gradients.
In addition to support provided by Gradient Gives Back Foundation and Transition Advisor Group, the Forte family received donations from Weis of Lancaster ($10.
Thermal Gradient is a small company with a lot of potential," said Barry Matherly, Partnership President/CEO.
Thermal insulation with gradient 3~740 m2, flat roof 7th floor house bed.
A former fellow at the National Cancer Institute, Goodman is a principal scientist at Gradient and an adjunct lecturer at Harvard.
Guizhou University has been awarded a patent for a gradient bioceramic coating, wherein the gradient bioceramic coating is prepared with powdery titanium, and powdery composite ceramics, wherein the powdery composite ceramics is composed of powdery ceramics obtained by mixing CaHPO4.
Differential centrifugation followed by Percoll step gradient centrifugation works best to fractionate organelles.
Abstract In this study, gradient acrylate latex particles were synthesized by gradient copolymerization.