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A number of objects or events arranged or coming one after the other in succession.
(noun)
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A set of stamps, coins, or currency issued in a particular period.
(noun)
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Physics & Chemistry A group of objects related by linearly varying successive differences in form or configuration: a radioactive decay series; the paraffin alkane series.
(noun)
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Mathematics The sum of a sequentially ordered finite or infinite set of terms.
(noun)
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Geology A group of rock formations closely related in time of origin and distinct as a group from other formations.
(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.