Definition of featherfew in English:

featherfew

Pronunciation /ˈfɛðəfjuː/

See synonyms for featherfew

noun

rare, historical
  • The plant feverfew, Tanacetum parthenium (family Asteraceae (Compositae)), used medicinally for a variety of purposes including the treatment of fevers. In early use also: †any of several other plants used in the treatment of fevers, specifically common centaury, Centaurium erythraea (obsolete); (with distinguishing word) †any of various other plants of the family Asteraceae (obsolete).

Origin

Middle English. Variant of feverfew, apparently resulting from folk-etymological association with feather, perhaps on account of the plant's feathery leaves.