REDWOOD
sequoia, redwood
(noun) either of two huge coniferous California trees that reach a height of 300 feet; sometimes placed in the Taxodiaceae
redwood
(noun) the soft reddish wood of either of two species of sequoia trees
Source: WordNet® 3.1
Etymology
Noun
redwood (plural redwoods)
(countable, uncountable, USDA-preferred term) The species Sequoia sempervirens.
(countable) Any of the evergreen conifers belonging to the genus Sequoia in the wide sense.
(uncountable) The wood of the species Sequoia sempervirens.
(uncountable, British, obsolete) Wood of the species Pinus sylvestris.
Proper noun
Redwood
A surname.
Source: Wiktionary
Red"wood` (-wood`), n. (Bot.)
(a) A gigantic coniferous tree (Sequoia sempervirens) of California,
and its light and durable reddish timber. See Sequoia.
(b) An East Indian dyewood, obtained from Pterocarpus santalinus,
Cæsalpinia Sappan, and several other trees.
Note: The redwood of Andaman is Pterocarpus dalbergioides; that of
some parts of tropical America, several species of Erythoxylum; that
of Brazil, the species of Humirium.
Source: Webster’s Unabridged Dictionary 1913 Edition