antennule: meaning, definition, pronunciation and examples

Very Low
UK/ænˈtɛn.juːl/US/ænˈtɛn.jul/

Highly Technical/Scientific

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Quick answer

What does “antennule” mean?

A small antenna, especially one of the first pair of antennae in crustaceans, often used for sensing the environment.

Audio

Pronunciation

Definition

Meaning and Definition

A small antenna, especially one of the first pair of antennae in crustaceans, often used for sensing the environment.

In biological contexts, a small, secondary or modified appendage that functions primarily for chemoreception or mechanoreception, distinct from larger limbs used for locomotion. It is a diminutive, specialised sensory structure.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning, spelling, or usage. The term is part of international scientific lexicon.

Connotations

None beyond its precise zoological definition.

Frequency

Equally rare and technical in both varieties.

Grammar

How to Use “antennule” in a Sentence

The (Noun) has/bears (a) pair of antennules.The (Noun) uses its antennules to (Verb) (stimuli).

Vocabulary

Collocations

strong
sensory antennulecrustacean antennulefirst antennulesecond antennule
medium
structure of the antennulefunction of the antennulethe antennule detects
weak
modified antennuletiny antennulepaired antennulefeathery antennule

Examples

Examples of “antennule” in a Sentence

adjective

British English

  • The antennular segment was clearly visible under the microscope.
  • They studied antennular movement.

American English

  • The antennular segment was clearly visible under the microscope.
  • They studied antennular movement.

Usage

Meaning in Context

Business

Virtually never used.

Academic

Used exclusively in zoological and marine biology research papers, theses, and textbooks.

Everyday

Never used.

Technical

The only context of use. Standard term in invertebrate anatomy descriptions.

Vocabulary

Synonyms of “antennule”

Neutral

first antenna (in crustaceans)antennula

Weak

small antennasensory appendage

Watch out

Common Mistakes When Using “antennule”

  • Misspelling as 'antenule' or 'antennuel'.
  • Using it outside of a biological context.
  • Confusing it with the larger, secondary antennae of insects or crustaceans.

FAQ

Frequently Asked Questions

No, it is a highly specialised, low-frequency term used only in scientific contexts, particularly in zoology and marine biology.

An 'antennule' is a specific type of small antenna, typically the first pair in crustaceans, specialised for sensory functions. 'Antenna' is a broader term for sensory appendages in many arthropods.

Absolutely not. The term is strictly biological and refers to anatomical structures in certain animals, not human-made devices.

It is pronounced /ænˈtɛn.juːl/ (an-TEN-yool), with the stress on the second syllable.

A small antenna, especially one of the first pair of antennae in crustaceans, often used for sensing the environment.

Antennule is usually highly technical/scientific in register.

Learning

Memory Aids

Mnemonic

Think: "antenna" + "ule" (little). A little antenna for a little creature, like a shrimp. 'Uncle' has a big nose to smell; an 'antennule' is a tiny 'nose' for a crab.

Conceptual Metaphor

N/A. The term is a purely technical, literal descriptor.

Practice

Quiz

Fill in the gap
In crustaceans like crabs, the is a small, specialised appendage used primarily for smelling and tasting the surrounding water.
Multiple Choice

In which field is the term 'antennule' exclusively used?