(sports) several contests played successively by the same teams
(mathematics) the sum of a finite or infinite sequence of expressions
similar things placed in order or happening one after another
a group of postage stamps having a common theme or a group of coins or currency selected as a group for study or collection
(electronics) connection of components in such a manner that current flows first through one and then through the other
A number of things or events standing or succeeding in order, and connected by a like relation; sequence; order; course; a succession of things; as, a continuous series of calamitous events.
Any comprehensive group of animals or plants including several subordinate related groups.
An indefinite number of terms succeeding one another, each of which is derived from one or more of the preceding by a fixed law, called the law of the series; as, an arithmetical series; a geometrical series.