forest growth consisting of mature or overmature trees.
Words That Are Older Than You ThinkThe first citation of "OMG" in the Oxford English Dictionary appears in a 1917 letter from the British admiral John Arbuthnot Fisher to Winston Churchill.
Origin of old growth
First recorded in 1880–85
Related formsold-growth, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for old growth
Every part of his work is of selected stock, as free from knots and seams and sapwood as a piece of old-growth pine.The Seer of Slabsides|Dallas Lore Sharp
Every part of his work is of selected stock, as free from knots and seams and sap-wood as a piece of old-growth pine.The Face of the Fields|Dallas Lore Sharp