say it: SIR-eez
series is a noun meaning "similar things placed in order or happening one after another". It carries 7 recorded senses.
a serialized set of programs
“a comedy series”
“the Masterworks concert series”
a periodical that appears at scheduled times
(sports) several contests played successively by the same teams
“the visiting team swept the series”
sport
(electronics) connection of components in such a manner that current flows first through one and then through the other
“the voltage divider consisted of a series of fixed resistors”
electronics
a group of postage stamps having a common theme or a group of coins or currency selected as a group for study or collection
“the Post Office issued a series commemorating famous American entertainers”
“his coin collection included the complete series of Indian-head pennies”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for series come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.