• synonyms


or in·stal·ment

[in-stawl-muh nt]
See more synonyms for installment on Thesaurus.com
  1. any of several parts into which a debt or other sum payable is divided for payment at successive fixed times: to pay for furniture in monthly installments.
  2. a single portion of something furnished or issued by parts at successive times: a magazine serial in six installments.
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Origin of installment1

1725–35; in-2 + obsolete (e)stallment, equivalent to estall to arrange payment on an installment plan (perhaps < Anglo-French) + -ment
Related formsre·in·stal·ment, noun


or in·stal·ment

[in-stawl-muh nt]
  1. the act of installing.
  2. the fact of being installed; installation.
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Origin of installment2

First recorded in 1580–90; install + -ment
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for installment

Contemporary Examples

Historical Examples

  • Once he got a catalogue from an installment house, and tried to hide it from her.


    Mary Roberts Rinehart

  • That magazine had the first installment of "Brigands of the Moon" in it.

  • I am reproducing with this chapter several of the installment cards.

    Secret Armies

    John L. Spivak

  • He—he bought a diamond from me this morning—on the installment plan!

    The Cross-Cut

    Courtney Ryley Cooper

  • Money for your personal expenses is to be advanced, and here is an installment.

    Down the Slope

    James Otis

Word Origin and History for installment


"act of installing," 1580s, from install + -ment. Meaning "arrangement of payment by fixed portions at fixed times" is from 1732, alteration of Anglo-French estaler "fix payments," from Old French estal "fixed position," from Old High German stal "standing place" (see stall (n.1)). Figurative sense of "part of a whole produced in advance of the rest" is from 1823.

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Online Etymology Dictionary, © 2010 Douglas Harper