Definition from Wiktionary, the free dictionary
lichened (comparative more lichened, superlative most lichened)
- Covered with lichen.
- 1912 — John Muir, The Yosemite, ch 5
- The main knotty trunk seems to be made up of craggy granite boulders like those on which it stands, being about the same color as the mossy, lichened boulders and about as rough.