I wouldn't say the definition is all that clear-cut either: https://en.wiktionary.org/wiki/continent#English https://en.wiktionary.org/wiki/continent#English >

I wouldn't say the definition is all that clear-cut either: https://en.wiktionary.org/wiki/continent#English https://en.wiktionary.org/wiki/continent#English > generally regarded as seven in number, _including their related islands_, continental shelves etc.