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Gaia

American  
[gey-uh] / ˈgeɪ ə /
Also Gaea

noun

  1. Classical Mythology the ancient Greek goddess who personified the earth and whose numerous offspring include Uranus, by whom she bore the Titans and the Cyclopes.

  2. the earth, when regarded as the self-regulating organism described by the Gaia hypothesis.

    Our destiny is dependent on what we do for Gaia as a whole.
Gaia British  
/ ˈɡeɪə /

noun

  1. the goddess of the earth, who bore Uranus and by him Oceanus, Cronus, and the Titans

"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

Etymology

Origin of Gaia

First recorded in 1970–75; from Greek gaîa “earth, the earth”

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.

The teenager represents Portuguese first division side Valadares Gaia and has been involved in England's youth teams, most recently the under-23s.

From BBC • Mar. 31, 2026

"We have two-year-old children scared and crying and going through this," local resident Gaia Khouiri told AFP.

From Barron's • Mar. 25, 2026

The researchers also studied Gaia BH3, another black hole system with an even stranger companion star.

From Science Daily • Dec. 26, 2025

Lortie had 11 and Gaia Adeseun-Williams added eight for the Gondoliers.

From Los Angeles Times • Nov. 8, 2025

‘If you come from Gaia, you must know we are here under orders. Porphyrion decreed it.’

From "Blood of Olympus" by Rick Riordan

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.