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serial number

noun
1.
a number, usually one of a series, assigned for identification:
the serial number of an automobile engine.
Origin
1895-1900
1895-1900
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for serial-number

serial number

noun
1.
any of the consecutive numbers assigned to machines, tools, books, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Value for serial

6
7
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