permanently founded; settled; firmly set: a well-established business; a well-established habit.

Origin of well-established

First recorded in 1700–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for well-established


adjective (well established when postpositive)

having permanence or security in a certain place, condition, job, etca well-established brand
well-known or validateda well-established fact
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