any of various plants formerly used in treating lung diseases; esp., any of a genus
) of European
plants of the borage
family, with large, spotted leaves and clusters of blue or purple flowers
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'lungwort'
< OE lungenwyrt
): from a fancied resemblance to human lungs