periodic table


Definition of periodic table

: an arrangement of chemical elements based on the periodic law
periodic table table

Examples of periodic table in a Sentence

Recent Examples on the Web

There are apps to replace graphic calculators, apps that show the periodic table, apps that create paper flashcards and apps that show world maps. Teen Vogue, "How to Study for Finals: 22 Fail-Proof Study Tips for Students," 9 Apr. 2019 The oldest known periodic table in world has been discovered at the University of St Andrews. David Grossman, Popular Mechanics, "World's Oldest Periodic Table Found in Storage," 18 Jan. 2019 These all chemical elements from the halogen group of the periodic table. David Grossman, Popular Mechanics, "Scientists Discover New Details on How the "Great Dying" Nearly Ended Life on Earth," 28 Aug. 2018 Eventually, the Allen Institute’s staff started to wonder if developing a periodic table of brain cells would help researchers figure it out. Jacqueline Detwiler, Popular Mechanics, "The Heroes of Science Who Are Unlocking the Brain," 3 Oct. 2018 Each group gets a code name after an element on the periodic table. Elizabeth Dwoskin, The Seattle Times, "Microsoft CEO Nadella welcomes scrutiny that has roiled tech industry. Easy for him to say," 9 Oct. 2018 There's a giant periodic table for kids to look at and learn fun facts about the elements. Amy Schwabe, Milwaukee Journal Sentinel, "Science CITY opens at Betty Brinn Children's Museum," 5 July 2018 The scientific integrity of the periodic table was at stake. Edwin Cartlidge, Scientific American, "The Battle Behind the Periodic Table’s Latest Additions," 13 June 2018 Here are some of the basics: Uranium is the heaviest naturally occurring element in the periodic table, with an atomic number of 92, representing the number of protons in its nucleus. Umair Irfan, Vox, "Uranium enrichment will be a key point in talks with North Korea. Here’s what it is.," 11 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'periodic table.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of periodic table

1890, in the meaning defined above

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Last Updated

17 Apr 2019

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Time Traveler for periodic table

The first known use of periodic table was in 1890

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More Definitions for periodic table

periodic table


English Language Learners Definition of periodic table

chemistry : a list that shows the chemical elements arranged according to their properties

periodic table


Medical Definition of periodic table

: an arrangement of chemical elements based on the periodic law

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having no equal

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