[mad-wurt, -wawrt]
  1. a mat-forming plant, Aurinia saxatilis (or Alyssum saxatille), of the mustard family, having spatulate leaves and open clusters of pale yellow flowers.

Origin of madwort

First recorded in 1590–1600; mad + wort2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for madwort


  1. a low-growing Eurasian boraginaceous plant, Asperugo procumbens, with small blue flowers
  2. any of certain other plants, such as alyssum

Word Origin for madwort

C16: once alleged to be a cure for madness
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012