DictionarytundraCold treeless landscape
noun

tundra

TUN-druh/ˈtʌndrə/

A cold, treeless region with low-growing plants and often permanently frozen subsoil.

Low vegetation covers the treeless tundra above frozen subsoil.

A compact treeless Arctic landscape with low mosses and sedges, scattered snow patches, and a foreground soil cutaway revealing a thin surface layer above thick frozen earth threaded with ice.
Etymology

Saami tundar is said to mean an elevated wasteland or high-topped hill, alternatively a marshy plain. English uses the landscape name for the nearly treeless Arctic region with frozen subsoil.

In context

Let's Go Avocado!3:43
much warmer than the Arctic tundra they came from these are the Caribou wintering grounds
The Caribou Migration: An Iconic Journey Across The Arctic Tundra

More examples

  • The expedition crossed a stretch of tundra.
  • Summer thaw softened the tundra’s surface.
  • Few tall trees can grow on the tundra.

Forms

tundra

Similar words

taiga
Taiga is a northern coniferous forest; tundra is largely treeless with low vegetation.
steppe
Steppe is dry grassland; tundra is defined especially by cold conditions and short growing seasons.