noun tun·dra \ˈtən-drə also ˈtn-\

: a large area of flat land in northern parts of the world where there are no trees and the ground is always frozen

Full Definition of TUNDRA

:  a level or rolling treeless plain that is characteristic of arctic and subarctic regions, consists of black mucky soil with a permanently frozen subsoil, and has a dominant vegetation of mosses, lichens, herbs, and dwarf shrubs; also :  a similar region confined to mountainous areas above timberline

Examples of TUNDRA

  1. <a report on the arctic tundra of Alaska and the polar bears that inhabit that vast, frozen plain>

Origin of TUNDRA

Russian, from Russian dialect (northeast) tundra, tundara, from Kildin Sami (Sami language of the northern Kola Peninsula) tūnter
First Known Use: circa 1841

Other Ecology Terms

Malthusian, anthropogenic, biomass, carbon footprint, crepuscular, niche, sere, symbiosis, taiga
TUNDRA Defined for Kids


noun tun·dra \ˈtən-drə\

Definition of TUNDRA for Kids

:  a treeless plain of arctic regions having a permanently frozen layer below the surface of the soil


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