Helvellyn (pronunciation: /hɛlˈvɛ.lɪn/) (possible meaning: pale yellow moorland) is a mountain in the English Lake District, the highest point of the Helvellyn range, a north-south line of mountains to the north of Ambleside, between the lakes of Thirlmere and Ullswater.Helvellyn is the third-highest point both in England and in the Lake District, and access to Helvellyn is easier than to the two higher peaks of Scafell Pike and Sca Fell.