Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
Any plant in the genus Ambrosia, especially Ambrosia artemisiifolia (common ragweed).
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
The plant Helenium amarum (yellow sneezeweed).
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
Parthenium hysterophorus (false ragweed)
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
Artemisia tripartita subsp. tripartita (syn. Artemisia trifida; threetip sagebrush)
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
Picris rhagadioloides (syn. Picris sprengeriana; tall oxtongue)
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
Tetraneuris spp.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: ragweed, ambrosia
Antonyms: none provided
Broader terms: weed
Narrower terms: common ragweed, Ambrosia artemisiifolia, great ragweed, Ambrosia trifida, western ragweed, perennial ragweed, Ambrosia psilostachya
noun
widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: oxtongue, bristly oxtongue, bugloss, Picris echioides
Antonyms: none provided
Broader terms: weed
History
From bitter + weed.
