noun, plural betonies.
a plant, Stachys (formerly Betonica ) officinalis, of the mint family, having hairy leaves and dense spikes of purple flowers, formerly used in medicine and dyeing.
any of various similar plants, especially of the genus Pedicularis.
Origin: before 1000; late Middle English; Middle English betayny, betanie
< Medieval Latin betōnia,
re-formation of Latin betōnica
(Pliny), in earlier readings vettōnica
) Vettonic (herb) (Vettōn
) an Iberian tribe + -ica,
feminine of -icus -ic
); compare Middle English beteyne, betoyne
(< AF), Old English bet