Try Our Apps


Avoid these words. Seriously.


[they-leez] /ˈθeɪ liz/
c640–546? b.c, Greek philosopher, born in Miletus. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
Examples from the Web for Thales
Contemporary Examples
Historical Examples
British Dictionary definitions for Thales


?624–?546 bc, Greek philosopher, mathematician, and astronomer, born in Miletus. He held that water was the origin of all things and he predicted the solar eclipse of May 28, 585 bc
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
Cite This Source
Thales in Science
Greek philosopher who was considered by later Greek writers to be a founder of geometry and abstract astronomy. He is said to have accurately predicted a solar eclipse in 585 BCE, although this and certain other stories associated with Thales have been questioned by modern scholars.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Thales in Culture
Thales [(thay-leez)]

An ancient philosopher of Greece, called by some the first genuine Greek philosopher. He lived about 600 years before Jesus and about 150 years before Socrates.

Note: Thales is known for predicting an eclipse and thus contributing to the idea that the heavens were separate from the gods.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source

Word of the Day

Nearby words for thales

Word Value for Thales

Scrabble Words With Friends