What does "long-established" mean?

That has been in existence for a long time.

What is a synonym for "long-established"?

Common synonyms include: acknowledged, admitted, chronic, confirmed, conventional, customary.

adj

adj ·Rare ·Advanced level

Adjective

1
That has been in existence for a long time.
"First, the employments must be well known and long established in the neighbourhood ;"

"First, the employments must be well known and long established in the neighbourhood ;"