standard English as contrasted with regional dialects, slang, substandard or foreign English
There will also be a discussion of what Katie Wales (1994) refers to as the "Queen’s" English and where this fits into the continuum of British accents. Google
When you come to work you’re going to practice the Queen’s English. Google
However, we didn’t speak ‘broken’ English because we lacked the ability to speak the Queen’s English. Google