(grammar) Abbreviation of negative.

The notion that things of a more negative nature have a greater effect on one's psychological state than neutral or positive things.

(derogatory) Thinking about negative possibilities, contemplating failure in such a way that it leads to those negative possibilities as a consequence.

(regular expressions) The analysis of the characters absence before the regular expression is matched.

(regular expressions) The analysis of the preceding characters absence before the regular expression is matched (symbol: ?<!).

(regular expressions) The analysis of the subsequent characters absence before the regular expression is matched (symbol: ?!).

(ethics) A form of utilitarianism that says we should minimize the total amount of aggregate suffering, or that we should minimize suffering and then, secondarily, maximize the total amount of happiness.

(finance) A fee deducted from money to be stored in a bank, instead of interest paid on that money.

plural of negative deficit

(finance) profit; surplus