Any of many symbiotic organisms, being associations of algae and fungi, often found as white or yellow-to-blue–green patches on rocks, old walls, etc.

Covered with lichen.

(mycology, of a fungus) Adapted to live as a symbiont in a lichen.

simple past tense and past participle of lichenize

Relating to, or obtained from lichens

Third-person singular simple present indicative form of lichenize

(transitive) To cover with lichens.

present participle of lichenize

plural of lichenization

(lichenology) The process by which a fungus becomes a mycobiont of a lichen. / (dermatology) Synonym of lichenification.