gradient maker

gradient maker
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.


The Collaborative International Dictionary of English. 2000.

Игры ⚽ Нужно сделать НИР?

Look at other dictionaries:

  • 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 …   The Collaborative International Dictionary of English

  • Gradient post — 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… …   The Collaborative International Dictionary of English

  • Game Maker — Infobox Software name=Game Maker logo= caption=The Game Maker user interface. An example of the sprite properties, object properties and script editor are visible. developer=YoYo Games, Mark Overmars released=November 15, 1999 frequently… …   Wikipedia

  • Biovail — Infobox Company name = Biovail Corporation type = Public (tsx|BVF) (nyse|BVF) foundation = 1982 founder = Eugene Melnyk Rolf Reininghaus location = area served = North America key people = William M. Wells (CEO) Dr. Douglas J.P. Squires… …   Wikipedia

  • Pakistan — /pak euh stan , pah keuh stahn /, n. 1. Islamic Republic of, a republic in S Asia, between India and Afghanistan: formerly part of British India; known as West Pakistan from 1947 71 to distinguish it from East Pakistan (now Bangladesh).… …   Universalium

  • Chasys Draw IES — Developer(s) John Paul Chacha s Lab [1] Stable release 3.66.02 / 5 September 2011; 51 days ago (2011 09 05) Operating system …   Wikipedia

  • ÉLECTROPHYSIOLOGIE — Les êtres vivants, végétaux et animaux, sont communément le siège de phénomènes électriques intimement liés aux activités vitales, dont ils sont un des aspects les plus révélateurs. On met ces phénomènes en évidence à l’aide d’électrodes… …   Encyclopédie Universelle

  • Polymer clay — is a sculptable material based on the polymer polyvinyl chloride (PVC). It usually contains no clay minerals, and is only called clay because its texture and working properties resemble those of mineral clay. It is sold in craft, hobby, and art… …   Wikipedia

  • India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …   Universalium

  • Digoxin — Not to be confused with Dioxin. Digoxin Systematic (IUPAC) name 4 [(3S,5R,8R,9S,10S,12R,13S,14S) 3 [(2S,4S,5R,6R) 5 [(2S,4S,5R,6R) 5 [(2S,4S,5R,6R) 4,5 dihydroxy 6 methyl oxan 2 yl]oxy 4 hydroxy 6 methyl oxan 2 yl …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”