DENDROCHRONOLOGY

[den.dro.chro.nol.o.gy] n (ca. 1928): the science of dating events and variations in environment in former periods by comparative study of growth rings in trees and aged wood -- den.dro.chro.no.log.i.cal adj -- den.dro.chro.no.log.i.cal.ly adv -- den.dro.chro.nol.o.gist n