DictionaryAI

mattresses

noun
SayMAT-ris-iz/ˈmætɹɪsɪz/

1 meaning of mattresses

Practice

  1. 1
    noun
    Plural of mattress.

    The hotel replaced all its old mattresses last spring.

    Memory foam mattresses tend to retain heat more than spring ones.

    Note

    A regular plural with one extra syllable: because mattress ends in a hissing -ss, English adds -es, pronounced as its own beat. The same spelling serves the rare verb, as when snow mattresses the fields, blanketing them thickly. The plural is not only for beds: engineers also use it for retaining walls that support foundations or embankments, and for lagging wrapped around boilers.

mattresses is a form of mattress

mattress, noun: A padded support for sleeping, typically built around an inner layer of coiled springs wrapped in foam or other cushioning and enclosed in fabric. Full entry

Forms
mattressmattresses plural
Spelling
mattress → mattresses: add -es
Sound
The ending sounds like /ɪz/, an extra syllable.

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