sensillum: meaning, definition, pronunciation and examples

Rare/Very Low
UK/sɛnˈsɪləm/US/sɛnˈsɪləm/

Technical/Scientific

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Quick answer

What does “sensillum” mean?

A minute sensory receptor organ found in insects and some other arthropods.

Audio

Pronunciation

Definition

Meaning and Definition

A minute sensory receptor organ found in insects and some other arthropods.

A specialized, microscopic structure on an arthropod's body that detects stimuli like touch, chemicals, temperature, or humidity.

Dialectal Variation

British vs American Usage

Differences

No differences in meaning or usage; spelling and pronunciation are consistent. The term is used identically in scientific literature in both regions.

Connotations

None beyond its precise technical meaning.

Frequency

Equally rare and specialized in both dialects; encountered only in advanced biological texts.

Grammar

How to Use “sensillum” in a Sentence

The sensillum is located on [body part].A sensillum detects [stimulus type].Sensilla are innervated by [neuron type].

Vocabulary

Collocations

strong
chemoreceptive sensillumolfactory sensillummechanoreceptive sensillumsensillum trichodeum
medium
antennal sensillumcuticular sensillumsingle sensillumstructure of a sensillum
weak
dense sensillanumerous sensillasurface sensilla

Usage

Meaning in Context

Business

Not used.

Academic

Used in specialised biology papers, dissertations, and textbooks on entomology or invertebrate neurobiology.

Everyday

Never used.

Technical

The primary domain. Used in research articles, lab reports, and technical descriptions of arthropod anatomy and sensory systems.

Vocabulary

Synonyms of “sensillum”

Neutral

sensory organsensory receptor

Weak

hair (in specific contexts)pegpitplate

Watch out

Common Mistakes When Using “sensillum”

  • Incorrect pluralisation (e.g., 'sensillums' instead of 'sensilla').
  • Confusing it with a general 'sense organ' found in vertebrates.
  • Mispronunciation with stress on first syllable (SEN-sillum) instead of the second (sen-SILL-um).

FAQ

Frequently Asked Questions

No. It is a term specific to invertebrates, primarily arthropods like insects and spiders.

The plural is 'sensilla' (pronounced /sɛnˈsɪlə/).

Primarily in entomology (study of insects), arachnology (spiders), invertebrate zoology, and sensory biology/neuroethology.

It would be highly unusual and potentially confusing unless speaking to a specialist about insect biology.

A minute sensory receptor organ found in insects and some other arthropods.

Sensillum is usually technical/scientific in register.

Sensillum: in British English it is pronounced /sɛnˈsɪləm/, and in American English it is pronounced /sɛnˈsɪləm/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think: 'Sense' + '-illum' (like a small instrument). A 'sensillum' is a small instrument for sensing.

Conceptual Metaphor

SENSILLUM IS A MICROSCOPIC ANTENNA.

Practice

Quiz

Fill in the gap
The fly detects odours using specialised on its antennae.
Multiple Choice

What is a 'sensillum'?