Was heißt »großbritannisch« auf Englisch?

Das Adjektiv »großbritannisch« (auch: grossbritannisch) lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Englische Beispielsätze

She is a British citizen, though she was born in France.
AlphaZero is a totally new kind of chess computer created by British artificial intelligence (AI) company Deep Mind.
They're not Chinese; they're British people.
They're not Chinese. They're British.
The engineer at this factory is British.
Rowan trees can be found growing at elevations of up to 1,000 metres – higher than any other tree in the British Isles.
There's a certain British billionaire author who would sue me if I said what I wanted to say about her, and I don't have the money to fight the suit.
The British fought hard, bringing the attack to a halt.
He's regarded as a doyen of British humour.
How many cups of tea a day do the British drink?
I am a native speaker of British English.
Cornwall is the south-westernmost county of the British mainland.
My dream is to study English in British Columbia.
She was a British citizen of French descent.
Pirates attacked a British-flagged oil tanker off the coast of Yemen.
The British flag will be lowered at EU institutions.
Many British retirees live in France, Germany and Spain.
I was surprised, therefore, when, one morning in June, as I sat reading the British Medical Journal after breakfast, I heard a ring at the bell, followed by the high, somewhat strident tones of my old companion's voice.
She was British.
He was British.