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1. Any of several Eurasian plants of the genus Pulmonaria, having coiled clusters of blue or purple flowers and formerly used in treating respiratory disorders.
2. Any of various plants of the genus Mertensia, having drooping clusters of tubular, usually blue flowers.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Plants) any of several Eurasian plants of the boraginaceous genus Pulmonaria, esp P. officinalis, which has spotted leaves and clusters of blue or purple flowers: formerly used to treat lung diseases
2. (Plants) any of various boraginaceous plants of the N temperate genus Mertensia, such as Mertensia maritima (sea lungwort), having drooping clusters of tubular usually blue flowers
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any of several plants once believed to cure pulmonary disorders, esp. a European plant, Pulmonaria officinalis, having large spotted leaves and blue flowers.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.