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Search result for gradient (4 entries) (5.9686 seconds)
ลองค้นหาคำในรูปแบบอื่นๆ เพื่อให้ได้ผลลัพธ์มากขึ้นหรือน้อยลง: -gradient-, *gradient*.

Result from Foreign Dictionaries (4 entries found)

From The Collaborative International Dictionary of English v.0.48 [gcide]: Gradient \Gra"di*ent\, a. [L. gradiens, p. pr. of gradi to step, to go. See {Grade}.] 1. Moving by steps; walking; as, gradient automata. --Wilkins. [1913 Webster] 2. Rising or descending by regular degrees of inclination; as, the gradient line of a railroad. [1913 Webster] 3. Adapted for walking, as the feet of certain birds. [1913 Webster] From The Collaborative International Dictionary of English v.0.48 [gcide]: Gradient \Gra"di*ent\, n. 1. The rate of regular or graded ascent or descent in a road; grade. [1913 Webster] 2. A part of a road which slopes upward or downward; a portion of a way not level; a grade. [1913 Webster] 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. Gradin From The Collaborative International Dictionary of English v.0.48 [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) 3.0 (2006) [wn]: gradient n 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: {gradient}, {slope}]

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