dyer's woad (English, noun)
expansion: dyer's woad (countable and uncountable, plural dyer's woads)
Senses:
glosses: A plant of species Isatis tinctoria, which is the source of the blue dye woad used in the Middle Ages, before being replaced as source by Indigofera tinctoria.
tags: countable
uncountable
Forms:
form: dyer's woads
tags: plural