BIRCH, noun burch. A genus of trees, the Betula, of which there are several species; as the white or common birch the dwarf birch the Canada birch of which there are several varieties, and the common black birch BIRCH of Jamaica, a species of the Pistacia or turpentine tree. BIRCH
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI