Japanese knotweed
Japanese knotweed noun: a large, herbaceous perennial plant, Fallopia japonica, native to Asia; it is a highly invasive colonizer outside of its native territory.

Noun
Japanese knotweed (uncountable)
- A large, herbaceous perennial plant, Fallopia japonica, native to Asia; it is a highly invasive colonizer outside of its native territory.
- "We got into this because we were looking at invasive species at the roadside, such as Japanese knotweed. A lot of rail embankments have been solidified by knotweed because the roots are so strong.2022 June 29, Paul Clifton, “Using AI technology to manage lineside vegetation”, in RAIL, number 960, page 32
Japanese knotweed meaning in Tamil and Vietnamese
Japanese knotweed in Tamil
- நமது பூமியில் காணப்படும், தாவரங்களில் ஒன்றாகும்
Japanese knotweed in Vietnamese
- Fallopia japonica
- cốt khí
Words formed from Japanese knotweed
- Japanese knotweed psyllid
Questions about Japanese knotweed
- What does Japanese knotweed mean?
- Japanese knotweed means a large, herbaceous perennial plant, Fallopia japonica, native to Asia; it is a highly invasive colonizer outside of its native territory.
- What is Japanese knotweed in Tamil?
- Japanese knotweed in Tamil is நமது பூமியில் காணப்படும், தாவரங்களில் ஒன்றாகும். See Japanese knotweed meaning in Tamil.
- What part of speech is Japanese knotweed?
- Japanese knotweed is a noun.
Words near Japanese knotweed in the dictionary
Source and license
Adapted from Wiktionary: Japanese knotweed (page history and authors); Japanese knotweed (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “Japanese knotweed.” Word.ws, https://word.ws/japanese_knotweed. Based on Wiktionary, CC BY-SA 4.0.
