periodic table

English dictionary entry

Meanings

noun
  1. A tabular chart of the chemical elements according to their atomic numbers so that elements with similar properties are in the same group (column).

Pronunciation

/ˌpɪɹiˈɒdɪk ˈteɪb(ə)l/ /ˌpɪə-/ /ˌpɪɹiˈɑdɪk ˈteɪbəl/ LL-Q1860 (eng)-Persent101-periodic table.wav

Word forms

periodic table periodic tables

Etymology

The table is termed “periodic” because it follows the periodic law – when chemical elements are arranged in order of increasing atomic number, elements with similar properties recur at intervals.

Related words

Derived words

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