Usually means: Invasive plant with persistent growth.
Definitions Related words Phrases Mentions History
We found 17 dictionaries that define the word knotweed:

General (14 matching dictionaries)
  1. knotweed: Merriam-Webster
  2. knotweed: Oxford Learner's Dictionaries
  3. knotweed: American Heritage Dictionary of the English Language
  4. knotweed: Collins English Dictionary
  5. Knotweed, knotweed: Wordnik
  6. knotweed: Wiktionary
  7. knotweed: Infoplease Dictionary
  8. Knotweed, knotweed: Dictionary.com
  9. Knotweed: Wikipedia, the Free Encyclopedia
  10. Knotweed: Online Plain Text English Dictionary
  11. knotweed: Webster's Revised Unabridged, 1913 Edition
  12. Knotweed: AllWords.com Multi-Lingual Dictionary
  13. knotweed: FreeDictionary.org
  14. knotweed: TheFreeDictionary.com

Medicine (2 matching dictionaries)
  1. online medical dictionary (No longer online)
  2. knotweed: Medical dictionary

Science (1 matching dictionary)
  1. Garden Flower, Shrub and Tree Glossary (No longer online)

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Definitions from Wiktionary (knotweed)

▸ noun:  Any of several plants of the genus Polygonum, with jointed stems and inconspicuous flowers

Similar:
jointweed, knotgrass, wireweed, birdweed, allseed, polygony, pigweed, doorweed, polygonum, matgrass, more...

Opposite:
unknotted, untangled, loose, smooth, uncoiled

Phrases:
Japanese knotweed, more...

Adjectives:
japanese, erect, prostrate, common, giant, white, slender, viviparous

▸ Words similar to knotweed

▸ Usage examples for knotweed

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▸ Wikipedia articles (New!)

▸ Popular adjectives describing knotweed

▸ Words that often appear near knotweed

▸ Rhymes of knotweed

▸ Invented words related to knotweed

Similar:
jointweed, knotgrass, wireweed, birdweed, allseed, polygony, pigweed, doorweed, polygonum, matgrass, more...

Opposite:
unknotted, untangled, loose, smooth, uncoiled

Phrases:
Japanese knotweed, more...

Adjectives:
japanese, erect, prostrate, common, giant, white, slender, viviparous



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