(ethics) A branch of ethics concerned with classifying actions as right and wrong, attempting to develop a set of rules governing human conduct, or a set of norms for action.

A window that has the shape of a semicircle on top of a rectangle.

plural of normal hydrogen electrode

(physics, chemistry) Alternative name for the standard hydrogen electrode; an electrode with a standard electrode potential of zero; used as a standard against which other electrodes are measured.

The study of the microscopic structure of living tissue (histology) that is in good health (as opposed to pathological histology which studies that of diseased tissue).

(statistics) The normal distribution with a mean of zero and a variance of one.

(statistics) Any of a family of continuous probability distributions such that the probability density function is the Gaussian function

plural of normalisation

(game theory) Formally, a structure (P, mathbf S, mathbf F) where P = {1,2, ...,m} is a set of players, mathbf S=(S_1,S_2,…,S_m) is an m-tuple of pure strategy sets, one for each player, and mathbf F=(F_1,F_2,…,F_m) is an m-tuple of payoff functions.

(sociology) A human tendency to respond to threat warnings with disbelief or minimization, and to similarly underestimate a disaster's deleterious effects.