thiophosphate: meaning, definition, pronunciation and examples

Very Low (Technical)
UK/ˌθaɪ.əʊˈfɒs.feɪt/US/ˌθaɪ.oʊˈfɑːs.feɪt/

Technical/Scientific

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Quick answer

What does “thiophosphate” mean?

A chemical compound where one or more oxygen atoms in a phosphate group are replaced by sulfur atoms.

Audio

Pronunciation

Definition

Meaning and Definition

A chemical compound where one or more oxygen atoms in a phosphate group are replaced by sulfur atoms.

Any salt or ester of thiophosphoric acid; often refers to a class of organophosphorus compounds widely used as pesticides, lubricant additives, and in some pharmaceutical and industrial applications.

Dialectal Variation

British vs American Usage

Differences

No significant difference in meaning or spelling. Pronunciation may follow regional patterns for the 'o' in the prefix.

Connotations

None beyond its technical definition.

Frequency

Equally rare and specialised in both varieties.

Grammar

How to Use “thiophosphate” in a Sentence

[compound] + thiophosphate (e.g., 'methyl thiophosphate')thiophosphate + [of] + [noun] (e.g., 'thiophosphate of parathion')

Vocabulary

Collocations

strong
organothiophosphatethiophosphate esteracetylcholinesterase inhibitorinsecticidal activity
medium
synthesis ofderivatives oftoxicity ofhydrolysis of
weak
chemicalcompoundgroupbond

Examples

Examples of “thiophosphate” in a Sentence

adjective

British English

  • The thiophosphate linkage was more resistant to hydrolysis.
  • They studied the thiophosphate analogue of ATP.

American English

  • The thiophosphate bond was more resistant to hydrolysis.
  • They studied the thiophosphate analog of ATP.

Usage

Meaning in Context

Business

Used in the context of agrochemical manufacturing, patent descriptions, or material safety data sheets (MSDS).

Academic

Common in research papers on synthetic chemistry, pesticide design, enzymology, and environmental toxicology.

Everyday

Virtually never used in everyday conversation.

Technical

The primary register. Used precisely to describe molecular structures, modes of action (e.g., nerve agents), and degradation pathways.

Vocabulary

Synonyms of “thiophosphate”

Strong

phosphorothioate (in many biochemical contexts)

Neutral

phosphorothioateorganothiophosphorus compound

Weak

sulfur-containing phosphatethiono phosphate

Vocabulary

Antonyms of “thiophosphate”

phosphateunsubstituted phosphate

Watch out

Common Mistakes When Using “thiophosphate”

  • Misspelling as 'thiphosphate' or 'thiophospate'.
  • Confusing 'thiophosphate' (P-S bond) with 'phosphorothioate' (P-O-S or P-S bond, context-dependent; often used interchangeably in biochemistry).

FAQ

Frequently Asked Questions

Both exist. Some thiophosphates are synthetic (like many pesticides), while others are found in nature or are metabolic intermediates.

Many are, particularly those designed as pesticides or nerve agents which inhibit acetylcholinesterase. However, toxicity varies widely with specific structure.

The key difference is the substitution of a sulfur (S) atom for an oxygen (O) atom in the phosphate core (PO4) structure, which generally makes the P-S bond longer, less polar, and more resistant to hydrolysis than the P-O bond.

You might see it on the ingredient list or safety documentation for certain agricultural chemicals, specialized lubricants, or in advanced material science reports.

A chemical compound where one or more oxygen atoms in a phosphate group are replaced by sulfur atoms.

Thiophosphate is usually technical/scientific in register.

Thiophosphate: in British English it is pronounced /ˌθaɪ.əʊˈfɒs.feɪt/, and in American English it is pronounced /ˌθaɪ.oʊˈfɑːs.feɪt/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • No common idioms.

Learning

Memory Aids

Mnemonic

Think: 'Thio' = Sulfur (like in 'thiocyanate'). 'Phosphate' you know. So, it's a phosphate with a sulfur swap.

Conceptual Metaphor

A MUTATED/SUBSTITUTED PHOSPHATE (sulfur as an imposter oxygen changing the compound's properties).

Practice

Quiz

Fill in the gap
The insecticidal activity of many nerve agents is attributed to the presence of a group in their molecular structure.
Multiple Choice

In the word 'thiophosphate', the prefix 'thio-' indicates the replacement of an oxygen atom with which element?