Definitions

periodic table

[peer-ee-od-ik, peer-] / ˈpɪər iˈɒd ɪk, ˌpɪər- /

NOUN

chemical table

Synonyms

WEAK

periodic table of elements table of elements

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Every character has an adorable quirk or two, or at minimum owns a dorky T-shirt with a periodic table joke or a cartoon cat.

From Los Angeles Times • Mar. 18, 2026

It has long held a spot on the periodic table of elements, but has remained under the radar despite its use in military systems, self-driving vehicles and fast chargers for laptops.

From The Wall Street Journal • Feb. 9, 2026

With important electrical and magnetic qualities, rare earths consist of 17 elements in the lanthanide group of the periodic table, plus scandium and yytrium.

From BBC • Feb. 5, 2026

These include scandium, yttrium and the lanthanides, which account for 15 chemical elements in the periodic table.

From MarketWatch • Oct. 28, 2025

At the Rad Lab, every researcher claimed or was assigned an element from the periodic table as an experimental target, with the most senior staffers getting the most promising substances.

From "Big Science" by Michael Hiltzik