Wiktionary
n. (plural of growth ring English)
Usage examples of "growth rings".
Crumbled stone formed paths that held no prints of wildlife, and the swathes of vines and shrubs that grew up the sides of the massive rocks hid lichen that was hundreds of years old itself, judging by the width of the orange and purple growth rings.
His question made her remember something she'd read about dendrochronology, an ancient system for determining the age of buildings by dating the wood in them by seasonal growth rings.
Papa thought he might be able to trick the biowaves into faking growth rings.
The number of growth rings convinced her that this tree was older than the tall white pine Abram had shown her.
Jacen had had time to study the Devaronian's face: the bleakly pale hide, the spray of needle teeth behind thick leathern lips, the small forehead horns curving in growth rings that Jacen could count with his fingertips.
The bluish ivory of the tusks was finely textured, with growth rings that mapped her age.
The magnitude of this error for each past date can in principle be determined with the help of long-lived trees laying down annual growth rings, since the rings can be counted up to obtain an absolute calendar date in the past for each ring, and a carbon sample of wood dated in this manner can then be analyzed for its carbon 14 / carbon 12 ratio.