■ noun a small songbird, typically grey-backed with pale underparts, which climbs up and down tree trunks. [ Sitta europaea and related species.]
Origin
ME: from nut + obs. hatch (rel. to hack 1 ).
NUTHATCH
Meaning of NUTHATCH in English
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004