Meaning of BASED in English

BASED

/ beɪst; NAmE / adjective [ not before noun ]

1.

based (on sth) if one thing is based on another, it uses it or is developed from it :

The movie is based on a real-life incident.

The report is based on figures from six different European cities.

2.

(also in compounds) if a person or business is based in a particular place, that is where they live or work, or where the work of the business is done :

We're based in Chicago.

a Chicago-based company

3.

-based (in compounds) containing sth as an important part or feature :

lead-based paints

a class-based society

—see also broad-based

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.