1. (noun)sequoia, redwood either of two huge coniferous California trees that reach a height of 300 feet; sometimes placed in the Taxodiaceae
Definitions of 'sequoia'
Webster 1913 Dictionary
1. (noun)sequoia a genus of coniferous trees, consisting of two species, Sequoia Washingtoniana, syn. S. gigantea, the "big tree" of California, and S. sempervirens, the redwood, both of which attain an immense height
Definition of sequoia 
