(linguistics) The situation where two or more forms appear in the same environment without a change in meaning, and without either one being considered incorrect.

plural of variation ratio

plural of variation selector

(computing, typography) A metacharacter in Unicode that selects one of a set of semantically equivalent glyphs.

(journalism, literature) A form of journalese characterized by the overuse of synonyms for fear of repeating a word.

(economics) The measure of how much money a consumer would pay before a price increase, to avoid the price increase.

(statistics) the proportion of cases not in the mode

(calculus) The form of calculus that deals with the maxima and minima of definite integrals of functions of many variables.

(military, nautical, navigation) In navigation, at a given place and time, the horizontal angle between the true north and magnetic north measured east or west according to whether magnetic north lies east or west of true north.

(immunology) The mechanism by which an infectious organism changes its surface proteins in favor of circumventing a host immune response.