a large marshbird of the heron family, which is typically smaller than a heron, with brown streaked plumage. The larger kinds are noted for the deep booming call of the male in the breeding season 麻鳽
Genera Botaurus and Ixobrychus, family Ardeidae: several species, especially the Eurasian bittern (B. stellaris) and the American bittern (B. lentiginosus)
语源
late Middle English bitore, from Old French butor, based on Latin butio 'bittern' + taurus 'bull' (because of its call). The - n was added in the 16th cent., perhaps by association with hern, obsolete variant of heron
bittern2 [ˈbɪt(ə)n] noun
[mass noun]a concentrated solution of various salts remaining after the crystallization of salt from seawater 盐卤,卤水
语源
late 17th cent.: probably from the adjective bitter