follow Dictionary.com

Is irregardless a word?

knotweed

[not-weed] /ˈnɒtˌwid/
noun
1.
any of several knotty-stemmed plants belonging to the genus Polygonum, of the buckwheat family.
Origin of knotweed
1570-1580
1570-80; knot1 + weed1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the Web for knotweed
Contemporary Examples
Historical Examples
  • Those of us who are gardeners will certainly agree that “unfortraedde” is the right name for knotweed.

    The Old English Herbals Eleanour Sinclair Rohde
  • It is Polygonum Virginicum, and so far without a common name, unless Virginia knotweed be satisfactory.

    Seed Dispersal William J. Beal
British Dictionary definitions for knotweed

knotweed

/ˈnɒtˌwiːd/
noun
1.
any of several polygonaceous plants of the genus Polygonum, having small flowers and jointed stems
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
Cite This Source

Word of the Day

Difficulty index for knotweed

Some English speakers likely know this word

Word Value for knotweed

16
17
Scrabble Words With Friends

Nearby words for knotweed