an endangered coniferous tree, Sequoia sempervirens, of coastal California and southwestern Oregon with massive girth and tremendous height, one of three extant species of subfamily Sequoioideae: the tallest and among the oldest of all living things, coast redwoods have been known to exceed 375 feet (114 meters) in height and 2,200 years in age.: Compare redwood1 (def. 1).
- Also called Cal·i·for·nia red·wood, [kal-uh-fawrn-yuh-red-wood], /ˈkæl əˌfɔrn yə ˈrɛdˌwʊd/, coast·al red·wood, [kohs-tl red-wood], /ˈkoʊs tl ˈrɛdˌwʊd/, sequoia .
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023