ETYM Cf. French désagrément disagreeable circumstance, disagreeableness.
1. A conflict of people's opinions or actions or characters; SYN. dissension.
2. The speech act of disagreeing or arguing or disputing.

ETYM Old Eng. discord, descord, Old Fren. discorde, descorde, French discorde, from Latin discordia, from discors, -cordis, discordant, disagreeable.
A combination of notes jarring to the ear. See dissonance.
1. A discordant act; SYN. discordance.
2. Disagreement among those expected to cooperate; SYN. dissension.
3. Lack of agreement or harmony; SYN. strife. + prikaži više

ETYM Latin variantia.
In statistics, the square of the standard deviation, the measure of spread of data. Population and sample variance are denoted by s2 or s2, respectively.
The second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value.