Taiga Definition from Encyclopedia Dictionaries & Glossaries. Wikipedia Dictionaries. English Wikipedia - The Free Encyclopedia. Taiga (; ; from Turkic) also known as boreal forest or snow forest, is a biome characterized by coniferous forests consisting mostly of pines, spruces and larches. See more at Wikipedia.org... Â© This article uses material from Wikipedia Â® and is licensed under the GNU Free Documentation License and under the Creative Commons Attribution-ShareAlike License