thoroughwort
thoroughwort · thoroughworts
Any of several plants of the genus EupatoriumAny of several plants of the genus Eupatorium.
Meaning
2 senses(countable, uncountable)Any of several plants of the genus Eupatorium.
(countable, uncountable)Common boneset (Eupatorium perfoliatum).
More definitions
- perennial herb of southeastern United States having white-rayed flower heads; formerly used as in folk medicine
Origin
From thorough (“through”) + wort: the leaf bases are joined, so it looks like the stem isFrom thorough (“through”) + wort: the leaf bases are joined, so it looks like the stem is growing through a single leaf.
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Forms
plural: thoroughworts| Singular | thoroughwort |
|---|---|
| Plural | thoroughworts |
regular
Synonyms
3 synonymsClose in meaning
- perennial herb of southeastern United States having white-rayed flower heads; formerly used as in folk medicine:bonesetagueweedEupatorium perfoliatum
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable