ice hilln.

1625 S. Purchas Pilgrimes III. iii. v. 504 Wee went ouer the Ice-hills as well as we could, to the water.

1694 tr. F. Martens in Acct. Several Late Voy. ii. 23 The Ice-Hills that fill up the Valleys.

1774 Jrnl. Voy. under Com. Phipps 44 Of the ice-hills there are seven... These are known by the name of the seven ice-burgs, and are thought to be the highest of the kind in the country [i.e. Spitzbergen].

1816 Sporting Mag. 48 244 Inclined planes to imitate the ice-hills of Russia.

1856 E. K. Kane Arctic Explor. I. xxxi. 427 Myouti..began climbing the dune-like summits of the ice-hills.

1908 G. Herring tr. K. Rasmussen People of Polar North iii. 171 A fissure occurred in an ice-hill; the ice snapped like a pistol-shot, and the noise of it as it broke, received life and became a man.

1992 Canada's N.W. Territories Explorers' Guide 55/4 Cone-shaped ice hills, up to 45 metres high, called pingos..usually form where the permafrost is hundreds of metres thick.

2009 Financial Times 28 Nov. (Fine Times Mag.) 84/1 The course..includes sessions on a mock ‘ice hill’ and a slalom area.

1694 tr. F. Martens in Acct. Several Late Voy. ii. 41 The great Ice-hills..that drive up and down in the Sea.

1727 T. Salmon Mod. Hist. VI. 406 They [sc. seals] seem lamish behind, but make a shift, however, to get upon the Ice Hills, where they love to sleep.

1797 R. Southey Poems (ed. 2) 71 To the roar Of herded bears, the floating ice-hills round Pour their deep echoing sound.

1873 G. E. Tyson 13 Oct. in E. V. Blake Arctic Experiences (1874) xxxiii. 385 These floating ice-hills are very dangerous to navigation. Many a good ship has gone down and never been heard from.

1896 N. Amer. Rev. July 115 The originator of that theory may not have overrated the influence of floating ice hills.