Webster's Revised Unabridged Dictionary · 1913

Betony

Betony ({not transcribed}) , noun

[Old English betony, betany, French betoine, from Latin betonica, vettonica.]

(Botany) A plant of the genus Betonica (Linn.).

The purple or wood betony (Betonica officinalis, Linn.) is common in Europe, being formerly used in medicine, and (according to Loudon) in dyeing wool a yellow color.