captan: meaning, definition, pronunciation and examples

Low (technical/agricultural term)
UK/ˈkæp.tæn/US/ˈkæp.tæn/

Technical, agricultural, horticultural, regulatory

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Quick answer

What does “captan” mean?

A synthetic organic chemical fungicide used to control fungal diseases on fruit, vegetables, and ornamental plants.

Audio

Pronunciation

Definition

Meaning and Definition

A synthetic organic chemical fungicide used to control fungal diseases on fruit, vegetables, and ornamental plants.

A non-systemic protective fungicide belonging to the phthalimide class, working by inhibiting spore germination and mycelial growth. Historically used in agriculture and horticulture.

Dialectal Variation

British vs American Usage

Differences

No significant linguistic differences; usage is identical in both technical registers. Regulatory status and approval for specific crops may differ.

Connotations

Neutral technical term. May carry connotations of conventional (non-organic) agriculture and potential environmental/health concerns in some contexts.

Frequency

Frequency is equally low in both varieties, confined to specialist domains. Its use has declined due to regulatory restrictions.

Grammar

How to Use “captan” in a Sentence

NP apply captan [to NP]NP treat NP [with captan]NP be treated [with captan]

Vocabulary

Collocations

strong
apply captancaptan fungicidecaptan residuescaptan treatment
medium
spray captandust with captancontaining captanformulation of captan
weak
use captanlabel for captaneffectiveness of captanrestrictions on captan

Examples

Examples of “captan” in a Sentence

verb

British English

  • The apples were treated with captan before storage.
  • Always follow the label instructions when applying captan.

American English

  • The orchard was sprayed with captan to prevent scab.
  • You shouldn't captan tomatoes too close to harvest. (Note: non-standard verb use, sometimes heard)

adjective

British English

  • A captan-based spray was recommended.
  • Check for any captan residue limits.

American English

  • The captan treatment proved effective.
  • They used a captan dust formulation.

Usage

Meaning in Context

Business

Used in the agricultural supply and agrochemical industry regarding product sales, labeling, and regulation.

Academic

Found in agricultural science, plant pathology, environmental chemistry, and toxicology research papers.

Everyday

Virtually never used. A gardener or farmer might use the term.

Technical

The primary context: agricultural extension documents, pesticide manuals, safety data sheets (SDS), and crop protection guides.

Vocabulary

Synonyms of “captan”

Strong

Orthocide (tradename)Merpan (tradename)

Neutral

fungicidephthalamide fungicide

Weak

protective fungicidecontact fungicidephthalimide fungicide

Vocabulary

Antonyms of “captan”

Watch out

Common Mistakes When Using “captan”

  • Misspelling as 'captain'.
  • Using as a verb (e.g., 'to captan the apples' is non-standard).
  • Incorrect capitalization (it's typically a common noun now).

FAQ

Frequently Asked Questions

No, captan is a synthetic chemical fungicide and is not permitted in certified organic agriculture.

Historically and currently (where approved) on apples, peaches, roses, tomatoes, and various ornamental plants.

It acts as a protective contact fungicide, forming a barrier on the plant surface that inhibits fungal spore germination.

Due to health and environmental concerns, leading to stricter regulations, bans on certain uses (e.g., home gardens in some countries), and the development of newer alternatives.

A synthetic organic chemical fungicide used to control fungal diseases on fruit, vegetables, and ornamental plants.

Captan is usually technical, agricultural, horticultural, regulatory in register.

Captan: in British English it is pronounced /ˈkæp.tæn/, and in American English it is pronounced /ˈkæp.tæn/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None

Learning

Memory Aids

Mnemonic

Think: 'CAPTure fungi on plANTs' -> CAPTAN. Or, it 'captures' the fungal attack.

Conceptual Metaphor

SHIELD / PROTECTIVE BARRIER (as a protective coating that shields the plant from fungal invasion).

Practice

Quiz

Fill in the gap
Before planting the seeds, it's advisable to treat them with a fungicide to prevent damping-off disease.
Multiple Choice

Captan is primarily used in which field?