tinder fungus

noun

Definition of tinder fungus

: a fungus that is a source of punk especially : a destructive pore fungus (Fomes fomentarius) that attacks the beech, elm, and various fruit trees and is used in making tinder and a pliant feltlike material

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Cite this Entry

“Tinder fungus.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/tinder%20fungus. Accessed 9 December 2019.

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