from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A subarctic, evergreen coniferous forest of northern Eurasia located just south of the tundra and dominated by firs and spruces.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A subarctic zone of evergreen coniferous forests situated south of the tundras and north of the steppes in the Northern Hemisphere.
Russian taĭga, of Altaic origin.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Russian тайга (tajgá), from South Siberian Turkic (Altai region, for example the Altay or Shor language), or alternatively Yakut тайга (tajga, "untraversable forest"). (Wiktionary)