well-established
Americanadjective
adjective
-
having permanence or security in a certain place, condition, job, etc
a well-established brand
-
well-known or validated
a well-established fact
Etymology
Origin of well-established
First recorded in 1700–10
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.
In explaining its decisions, the FDA pointed to well-established research in peptide drug development that injectable peptides carry the risk of causing immune reactions.
From Salon • Apr. 4, 2026
They added, "Given that niacin is a well-established and safe medication used to treat hyperlipidemia, it holds promise as a candidate for combination therapies targeting miRNA pathways in MASLD."
From Science Daily • Mar. 24, 2026
“The claims in this lawsuit are meritless and reflect a fundamental misunderstanding of basic, well-established scientific principles regarding how calories are determined under U.S. nutrition-labeling standards for ingredients like EPG,” Rahal said in a statement.
From The Wall Street Journal • Mar. 24, 2026
“The methodology was based on well-established metrics consistent with formulas widely used to set debate participation nationwide — a combination of polling and fundraising — and developed without regard to any particular candidate.”
From Los Angeles Times • Mar. 20, 2026
He was to succeed a distant relative, an aged country lawyer who had a well-established practice.
From "A Tree Grows in Brooklyn" by Betty Smith
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.
