natural selection — the process by which forms of life having traits that better enable them to adapt to specific environmental pressures, as predators, changes in climate, or competition for food or mates, will tend to survive and reproduce in greater numbers than… … Universalium
Natural satellite — Moons redirects here. For other uses, see Moons (disambiguation). Two moons: Saturn s moon Dione occults Enceladus A natural satellite or moon is a celestial body that orbits a planet or smaller body, which is called its primary … Wikipedia
Natural selection — For other uses, see Natural Selection (disambiguation). Part of a series on Evolutionary Biology … Wikipedia
Natural landscape — A natural landscape is a landscape that is unaffected by human activity.[1] A natural landscape is intact when all living and nonliving elements are free to move and change.[2] The nonliving elements distinguish a natural landscape from a… … Wikipedia
Natural pool — This German swimming pond highlights how NSPs can be designed to resemble a part of the surrounding environs … Wikipedia
Equilibrium constant — For a general chemical reaction:alpha A +eta B ... ightleftharpoons sigma S+ au T ...the equilibrium constant can be defined by [F.J,C. Rossotti and H. Rossotti, The Determination of Stability Constants, McGraw Hill, 1961.] :K=frac{S ^sigma {{T^ … Wikipedia
Natural phenol — Quercetin, a typical flavonoid, is a natural phenol Natural phenols, bioavailable phenols, plant phenolics, low molecular weight phenols or phenoloids[1][2] … Wikipedia
Natural rubber — Rubber and India rubber redirect here. For other uses, see Rubber (disambiguation). This article is about the polymeric material natural rubber. For man made rubber materials, see Synthetic rubber. Latex being collected from a tapped rubber tree … Wikipedia
Natural rate of unemployment (monetarism) — The natural rate of unemployment (sometimes called the structural unemployment rate) is a concept of economic activity developed in particular by Milton Friedman and Edmund Phelps in the 1960s, both recipients of the Nobel prize in economics. In… … Wikipedia
Natural rate of unemployment — The natural rate of unemployment is a concept of economic activity developed in particular by Milton Friedman and Edmund Phelps in the 1960s. [Both are recipients of the Nobel prize in economics; Friedman in 1976 and Phelps in 2006. In both cases … Wikipedia
natural vowel — Neutral Neu tral, a. [L. neutralis, fr. neuter. See {Neuter}.] 1. Not engaged on either side; not taking part with or assisting either of two or more contending parties; neuter; indifferent. [1913 Webster] The heart can not possibly remain… … The Collaborative International Dictionary of English