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Any of various succulent plants of the genus Sempervivum of Eurasia, having leaves arranged in rosettes and pinkish flowers, especially the common houseleek (S. tectorum). Houseleeks are often cultivated as garden plants and have traditionally been grown on roofs in Europe. Also called live-forever, sempervivum.
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.
(Plants) any Old World crassulaceous plant of the genus Sempervivum, esp S. tectorum, which has a rosette of succulent leaves and pinkish flowers: grows on walls. Also called: hen-and-chickens
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a succulent plant, Sempervivum tectorum, of the stonecrop family, native to Europe, having reddish flowers and leaves forming dense basal rosettes.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.