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touch-me-not

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touch-me-not

[tuhch-mee-not]
–noun
any of several plants belonging to the genus Impatiens, of the balsam family, esp. I. noli-tangere, bearing pods that, when ripe, burst on being touched, scattering the seeds.
Compare jewelweed.


Origin:
1590–1600
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To touch-me-not
jew·el·weed   (jōō'əl-wēd')   
n.  Any of several plants of the genus Impatiens having yellowish spurred flowers and seedpods that dehisce into five valves when mature. Also called balsam, touch-me-not.
sensitive plant  
n.  
  1. A shrubby tropical American plant (Mimosa pudica) having mauve flower heads and bipinnately compound leaves with leaflets and leafstalks that fold and droop when touched. Also called touch-me-not.

  2. Any of various similar plants, such as Cassia nictitans, of eastern and central North America.

touch-me-not   (tŭch'mē-nŏt')
n.  
  1. See jewelweed.

  2. See sensitive plant.


[From the bursting of the ripe seedpods when touched.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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