redwood

1 :  any of various woods (as brazilwood) yielding a red dye

2 :  a tree that yields a red dyewood or produces red or reddish wood

3 a :  a very tall coniferous tree (Sequoia sempervirens) of the bald cypress family that grows chiefly in coastal California, sometimes reaches a height of 360 feet (110 meters), and is a commercially important timber tree —called also coast redwood — see cone illustration b :  its brownish-red durable wood