(economics) A monetary system where the value of circulating money is linked to the value of gold. / (figuratively) A test or measure of comparison that is considered ultimate or ideal.

(statistics) A measure of how spread out data values are around the mean, defined as the square root of the variance. Represented with the Greek letter σ (sigma).

The situation where two groups or individuals are the same in pertinent ways, but one is condemned for it while the other is excused.

plural of double standard

The official language of the People's Republic of China and the Republic of China, based on the Beijing dialect of Mandarin and accepted as a lingua franca for Han communities worldwide.

Alternative spelling of substandard

Alternative spelling of nonstandard

plural of standard-bearer

A person who carries a flag or banner (a standard). / (figuratively) A person who visibly leads.

A relative measure of the quality of life a person or group has, often with per capita income (GNI or GDP) serving as a proxy measurement but with some notion of human development as the real (underlying) entity being measured.