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ENGLISH · A WORD WITH POSSIBILITIES

kapok.

A silky fibre obtained from seed pods of the silk-cotton tree (Ceiba pentandra) used for insulation and stuffing for mattresses, pillows, etc.

5 characters2 syllables approx.English language

Meaning & usage

noun/ˈkeɪpɒk/Received-Pronunciation/ˈkeɪˌpɑk/General-American/ˈkɑːpəʊk/Singapore[ˈkɑːpəʊʔ]Singapore
  1. A silky fibre obtained from seed pods of the silk-cotton tree (Ceiba pentandra) used for insulation and stuffing for mattresses, pillows, etc.

    countable · uncountable
  2. A silk-cotton tree (Ceiba pentandra).

    countable · uncountable
  3. A cotton tree, Malabar silk-cotton tree, or red silk-cotton tree (Bombax ceiba).

    countable · uncountable
Where this word comes from

Borrowed from Malay kapuk (“silky fibre from the silk-cotton tree; Ceiba pentandra”).

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.