noun
Meaning 1
A geomorphic method of geochronologic dating that uses lichen growth to determine the age of exposed rock.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: archaeology, biology, geography, geology, geomorphology, history, human-sciences, natural-sciences, paleontology, sciences
Examples
- In lichenometry, a lichen is presumed to grow radially at a specific, constant rate: this rate is used to estimate the age of the largest lichen on a rock surface, and thus the length of time the rock has been exposed.
Meaning relationships
Synonyms: none provided
Antonyms: none provided