established method

noun phrase
UK /ɪˈstæblɪʃt ˈmɛθəd/
US /ɪˈstæblɪʃt ˈmɛθəd/

A way of doing something that people have used for a long time and trust.

Washing your hands before eating is an established method for staying healthy.


OTHER MEANINGS

2. A well-known and tested way of solving a problem in science or work.

Scientists used an established method to measure the temperature of the water.

3. A fixed way of doing things that most people in a group follow.

The school has an established method for lining up before class.

4. A trusted plan that has worked many times before.

Grandma's established method for baking bread never fails.