colloblast: meaning, definition, pronunciation and examples

Very Low
UK/ˈkɒlə(ʊ)blɑːst/US/ˈkɑləˌblæst/

Technical/Scientific

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Quick answer

What does “colloblast” mean?

A specialized adhesive cell found in comb jellies (ctenophores) used for capturing prey.

Audio

Pronunciation

Definition

Meaning and Definition

A specialized adhesive cell found in comb jellies (ctenophores) used for capturing prey.

A microscopic, sticky cell unique to the phylum Ctenophora, containing granules that rupture upon contact to release adhesive material for ensnaring small organisms.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Spelling and pronunciation are consistent.

Connotations

Purely technical with no cultural or regional connotations.

Frequency

Equally rare in both British and American English, confined to specialist literature.

Grammar

How to Use “colloblast” in a Sentence

The [organism] uses its colloblasts to [capture/ensnare] prey.Colloblasts are [located/found] on the [tentacles].

Vocabulary

Collocations

strong
ctenophore colloblastadhesive colloblastcolloblast cell
medium
contains colloblastsequipped with colloblastscolloblast function
weak
study of colloblastsstructure of a colloblastnumerous colloblasts

Examples

Examples of “colloblast” in a Sentence

adjective

British English

  • The colloblast structure was examined.
  • Colloblast function is key to their diet.

American English

  • The colloblast apparatus was imaged.
  • Colloblast adhesion is remarkably strong.

Usage

Meaning in Context

Business

Not used.

Academic

Used in marine biology, zoology, and invertebrate anatomy papers and textbooks.

Everyday

Virtually never used.

Technical

The primary context; used in detailed descriptions of ctenophore morphology, physiology, and feeding ecology.

Vocabulary

Synonyms of “colloblast”

Strong

ctenophore adhesive cell

Neutral

adhesive cellsticky cell

Weak

capture cellglandular cell

Vocabulary

Antonyms of “colloblast”

nematocyst (a different, stinging capture cell found in cnidarians)

Watch out

Common Mistakes When Using “colloblast”

  • Confusing it with 'nematocyst' (the stinging cell of jellyfish).
  • Misspelling as 'coloblast' or 'collablast'.
  • Using it as a general term for any adhesive biological structure.

FAQ

Frequently Asked Questions

No, they are fundamentally different. Colloblasts (in ctenophores) are adhesive and sticky. Jellyfish (cnidarians) use nematocysts, which are venomous, harpoon-like stinging cells.

No, colloblasts are microscopic cells located on the tentacles or body surface of comb jellies.

No, it is a highly specialized scientific term. The average native speaker would not know this word.

It derives from Greek 'kolla' meaning 'glue' and 'blastos' meaning 'germ' or 'cell'. It literally means 'glue cell'.

A specialized adhesive cell found in comb jellies (ctenophores) used for capturing prey.

Colloblast is usually technical/scientific in register.

Colloblast: in British English it is pronounced /ˈkɒlə(ʊ)blɑːst/, and in American English it is pronounced /ˈkɑləˌblæst/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None

Learning

Memory Aids

Mnemonic

Think: 'COLLO' like 'colloid' or 'glue' + 'BLAST' like a cell (e.g., fibroblast). A 'glue cell' that blasts out sticky stuff.

Conceptual Metaphor

A microscopic harpoon with superglue instead of a point.

Practice

Quiz

Fill in the gap
Unlike jellyfish that sting, comb jellies capture prey using sticky cells called .
Multiple Choice

What is the primary function of a colloblast?

Practise

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