periodic system

Use Periodic system in a sentence

periodic system

[peer-ee-od-ik, peer-]
noun Chemistry.
a system of classification of the elements based on the periodic law.

Origin:
1870–75

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
periodic system (ˌpɪərɪˈɒdɪk)
 
n
the classification of the elements based on the periodic law

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Example sentences
Performs routine maintenance and periodic system upgrades.
The purpose of this article is to propose a new design for the presentation of
  the periodic system of the elements.
Periodic system reviews are critical to ensure management, technical, and
  operational controls are functioning effectively.
Perform periodic system backups and network configuration management.
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