chemoreceptor: meaning, definition, pronunciation and examples

C1/C2
UK/ˌkiːməʊrɪˈseptə/US/ˌkimoʊrəˈseptər/

Scientific/Academic

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Quick answer

What does “chemoreceptor” mean?

A specialized sensory cell or organ that responds to chemical stimuli.

Audio

Pronunciation

Definition

Meaning and Definition

A specialized sensory cell or organ that responds to chemical stimuli.

In biology and physiology, a receptor that detects specific chemical compounds in the environment (like taste buds) or within the body (like those sensing blood pH).

Dialectal Variation

British vs American Usage

Differences

No significant spelling or usage differences. The term is identically used in scientific contexts.

Connotations

Neutral, technical term in both varieties.

Frequency

Extremely rare in general English; exclusive to specialised biological, medical, and physiological texts.

Grammar

How to Use “chemoreceptor” in a Sentence

The [noun] contains chemoreceptors that detect [chemical].[Organism] uses chemoreceptors to sense [stimulus].Chemoreceptors in the [body part] respond to changes in [chemical compound].

Vocabulary

Collocations

strong
olfactory chemoreceptorcarotid body chemoreceptorperipheral chemoreceptorcentral chemoreceptorspecific chemoreceptorstimulate chemoreceptorschemoreceptor cells
medium
chemoreceptor activitychemoreceptor responsechemoreceptor functionchemoreceptor reflexchemoreceptor sensitivity
weak
important chemoreceptorvarious chemoreceptorsmajor chemoreceptordetected by chemoreceptors

Examples

Examples of “chemoreceptor” in a Sentence

adjective

British English

  • chemoreceptive neurons
  • chemoreceptor activation

American English

  • chemoreceptive response
  • chemoreceptor stimulation

Usage

Meaning in Context

Business

Virtually never used.

Academic

Core term in physiology, neurobiology, and some medical fields (e.g., respiratory physiology).

Everyday

Extremely rare. Would only be used when explaining a specific biological concept to a layperson.

Technical

The primary context. Used in research papers, textbooks, and technical discussions about sensory systems, homeostasis, and neurophysiology.

Vocabulary

Synonyms of “chemoreceptor”

Neutral

chemical receptorsensory receptor

Weak

chemical sensor (in biological context only)

Vocabulary

Antonyms of “chemoreceptor”

Watch out

Common Mistakes When Using “chemoreceptor”

  • Using 'chemoreceptor' for man-made electronic sensors.
  • Misspelling as 'chemo receptor' (should be one word or hyphenated: chemo-receptor).
  • Confusing it with 'chemokine receptor' (a different, immunology-specific term).

FAQ

Frequently Asked Questions

A taste bud is a specific type of chemoreceptor. 'Chemoreceptor' is the broader category; taste buds are chemoreceptors specialised for gustation.

No, it is strictly a biological/physiological term. For artificial devices, use terms like 'chemical sensor' or 'chemosensor'.

A chemoreceptor detects specific chemical substances, while an osmoreceptor detects changes in the osmotic pressure (solute concentration) of body fluids.

It is a standard, essential term in specific medical fields like respiratory medicine, neurology, and physiology, but not a high-frequency general medical term.

A specialized sensory cell or organ that responds to chemical stimuli.

Chemoreceptor is usually scientific/academic in register.

Chemoreceptor: in British English it is pronounced /ˌkiːməʊrɪˈseptə/, and in American English it is pronounced /ˌkimoʊrəˈseptər/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think: 'CHEMO' (chemical) + 'RECEPTOR' (something that receives) = a receiver of chemical signals.

Conceptual Metaphor

A biological 'sniffer' or 'taster'; a sentinel for chemical changes.

Practice

Quiz

Fill in the gap
The in the aortic bodies detect rising levels of carbon dioxide in the bloodstream.
Multiple Choice

Which of the following is a primary function of a chemoreceptor?