Alphabetical order; lexical order. / From beginning to the end. / Over the entirety; completely.

(British) Any of a set of street maps of most British towns and cities; properly the Geographer's A–Z Street Atlas. / (uncountable) All facts related to a subject

(computer graphics) z-axis

(slang) An official limousine, in Australia.

(typography, Unicode) A shape variant of a Han character, encoded for historical reasons.

(algebraic geometry) The axis on a graph of at least three dimensions that is usually drawn vertically and usually shows the range of values of a variable dependent on two other variables or the third independent variable.

(algebraic geometry) The direction aligned with the z-axis of a coordinate system.

(statistics) The number of standard deviation units away from the mean a particular value of data lies.

Alternative form of Z-boson

(physics) a fundamental particle, a gauge boson, that, together with the W-boson, mediates the weak nuclear force; it has a charge of 0