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or instalment

[in-stawl-muh nt] /ɪnˈstɔl mənt/
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.
a single portion of something furnished or issued by parts at successive times:
a magazine serial in six installments.
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 forms
reinstalment, noun


or instalment

[in-stawl-muh nt] /ɪnˈstɔl mənt/
the act of installing.
the fact of being installed; installation.
1580-90; install + -ment Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for instalment
Historical Examples
  • His immediate adventure in the metropolis proves to be his instalment as scrivener in an attorney's office.

  • Here was probably an instalment of much with which he was destined to meet that day.

    The Golden Shoemaker J. W. Keyworth
  • Organized charity might, and indeed did, provide groceries on the instalment plan.

    The Battle with the Slum Jacob A. Riis.
  • It was one evening about two months after his instalment at Blodgett's.

    The Lovely Lady Mary Austin
  • I love 'em, but I like to take 'em on the instalment plan—very little at a time.

    The Inventions of the Idiot John Kendrick Bangs
  • There was a second instalment of the price which had to be paid to a Quebec bank.

    That Stick Charlotte M. Yonge
  • Give me and wife a chance, and we will live straight after this, and remit on instalment.

  • By the mail of the 26th the first instalment of our fresh officers arrived.

    In Eastern Seas J. J. Smith
  • My dear brother in Science—I resume my hasty notes, of which I sent you the first instalment some weeks ago.

    A Bundle of Letters Henry James
  • The second instalment was due ten months ago, and has not been paid.

    The Double Four E. Phillips Oppenheim
British Dictionary definitions for instalment


one of the portions, usually equal, into which a debt is divided for payment at specified intervals over a fixed period
a portion of something that is issued, broadcast, or published in parts, such as a serial in a magazine
Word Origin
C18: from obsolete estallment, probably from Old French estaler to fix, hence to agree rate of payment, from estal something fixed, place, from Old High German stalstall1


another word for installation (sense 1)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for instalment



"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.

Online Etymology Dictionary, © 2010 Douglas Harper
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