fool's-parsley: meaning, definition, pronunciation and examples
RareFormal/Literary, Botanical
Quick answer
What does “fool's-parsley” mean?
A poisonous plant of the parsley family (Aethusa cynapium) that resembles edible parsley.
Audio
Pronunciation
Definition
Meaning and Definition
A poisonous plant of the parsley family (Aethusa cynapium) that resembles edible parsley.
A common metaphor for something or someone deceptive, appearing harmless or beneficial but actually dangerous or harmful.
Dialectal Variation
British vs American Usage
Differences
Identical in botanical use. The metaphorical/literary use is slightly more attested in British texts, likely due to the plant's commonality in the UK.
Connotations
Botanical: Neutral, descriptive. Literary: Deception, hidden danger, fatal mistake.
Frequency
Extremely low frequency in general discourse. Slightly higher in UK gardening and botanical contexts.
Grammar
How to Use “fool's-parsley” in a Sentence
[Subject] mistook/mistaken for fool's-parsley.[Subject] is as deceptive as fool's-parsley.Beware of the fool's-parsley [in/of something].Vocabulary
Collocations
Examples
Examples of “fool's-parsley” in a Sentence
adjective
British English
- He gave a fool's-parsley assurance, smiling while hiding the truth.
American English
- The deal had a fool's-parsley quality to it, attractive but ultimately toxic.
Usage
Meaning in Context
Business
Rarely used. Could metaphorically describe a fraudulent investment that looks sound.
Academic
Used in botany, phytology, and historical/ethnobotanical studies.
Everyday
Virtually never used in casual conversation.
Technical
Standard term in botanical identification, horticulture, and toxicology.
Vocabulary
Synonyms of “fool's-parsley”
Strong
Neutral
Weak
Vocabulary
Antonyms of “fool's-parsley”
Watch out
Common Mistakes When Using “fool's-parsley”
- Misspelling as 'fools parsley' (without apostrophe or hyphen).
- Confusing it with hemlock (Conium maculatum), which is a different, more famous poisonous plant.
FAQ
Frequently Asked Questions
No, they are different plants. Both are poisonous Apiaceae family members, but hemlock (Conium maculatum) is more famous and historically significant. Fool's-parsley (Aethusa cynapium) is sometimes called 'lesser hemlock' but is a distinct species.
Absolutely not. Fool's-parsley contains toxic alkaloids and polyynes (e.g., aethusin) that are not destroyed by cooking. It should never be consumed.
It is native to Europe, Western Asia, and Northwestern Africa, and has been introduced to North America. It grows in cultivated land, gardens, roadsides, and waste ground.
The name directly warns that only a fool would mistake this poisonous plant for edible parsley. It highlights the fatal error of misidentification.
A poisonous plant of the parsley family (Aethusa cynapium) that resembles edible parsley.
Fool's-parsley is usually formal/literary, botanical in register.
Fool's-parsley: in British English it is pronounced /ˌfuːlz ˈpɑːsli/, and in American English it is pronounced /ˌfulz ˈpɑːrsli/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[to be] a fool's-parsley (literary/metaphorical)”
Learning
Memory Aids
Mnemonic
Remember: It's a FOOL who picks this PARSLEY. The apostrophe-s shows it's 'parsley for a fool'.
Conceptual Metaphor
APPEARANCE IS DECEPTIVE / DANGER IS HIDDEN (A harmless appearance conceals a deadly nature).
Practice
Quiz
What is the primary reason 'fool's-parsley' is considered dangerous?