based around
The loose substitute for based on.
Use based on. Around adds nothing. Based around and based about are not the standard forms.
Examples
Use The film is based on the novel.
Avoid The film is based around the novel.
The loose substitute for based on.
Use based on. Around adds nothing. Based around and based about are not the standard forms.
Use The film is based on the novel.
Avoid The film is based around the novel.