A gigantic coniferous tree (Sequoia sempervirens) of California, and its light and durable reddish timber. See Sequoia.
- A very tall, evergreen, coniferous tree (Sequoia sempervirens) native to the coastal ranges of southern Oregon and central and northern California, having small seed-bearing cones with peltate scales and unflattened branches.
- The soft reddish wood of this tree. Also called sequoia.
- Any of various woods having a reddish color or yielding a red dye.