1. Isolated peaks or ridges of rock that project above the surface of a glacier or ice sheet.
Usage: Plural of nunatak; Commonly used in geology and glaciology; From Inuit language

Examples

• The nunataks in Greenland provide scientists with access to bedrock beneath the ice.
• Climbers used the nunataks as landmarks while crossing the vast glacier.
• Several nunataks emerged as the ice sheet retreated over the past decade.
• The highest nunataks in Antarctica rise thousands of feet above the surrounding ice.
• Wildlife such as birds and seals often gather around nunataks where rock is exposed.