Lists of mountains and hills in the British Isles in England, 366 in Wales and 11 in the Channel Islands. A Simm is a mountain the British Isles that is over high and has a prominence of at least . The word comes from Six-hundred Metre Mountain. There are currently 2,754 recorded Simms in the British Isles, including 2,188 Scottish Simms, 192 English Simms, 149 Welsh Simms, 1 Isle of Man Simm, and 224 Irish Simms. By definition, all Simms are also TuMPs (see below) and most, if not all, are mountains, depending on whether 600 metres or 2,000 feet (610 m) (e.g. a ), is used as the
British Isles the island called Great Britain. The earliest known use of the phrase "Brytish Iles" in the English language is dated 1577 in a work by John Dee. Today, this name is seen by some as carrying imperialist overtones although it is still commonly used. Other names used to describe the islands include the "Anglo-Celtic Isles", "Atlantic archipelago", "British-Irish Isles", "Britain and Ireland", "UK and Ireland", and "British Isles and Ireland". Owing to political and national associations with the word "British", the Government of Ireland does not use the term "British Isles" and in documents drawn up jointly between the British