an American larch, Larix laricina, of the pine family, having a reddish-brown bark and crowded clusters of blue-green needles and yielding a useful timber.
2.
any of several related, very similar trees.
3.
the wood of these trees.
Origin: 1795–1805, Americanism; compare Canadian French tamarac; assumed to be of Algonquian orig.
N.Amer. red larch, 1805, probably of Algonquian origin (cf. synonymous hackmatack, 1792, from a source akin to Abenaki akemantak "a kind of supple wood used for making snowshoes").