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[dih-pen-duh-buh l] /dɪˈpɛn də bəl/
capable of being depended on; worthy of trust; reliable:
a dependable employee.
Origin of dependable
First recorded in 1725-35; depend + -able
Related forms
dependability, dependableness, noun
dependably, adverb
interdependability, noun
interdependable, adjective
nondependability, noun
nondependable, adjective
nondependableness, noun
nondependably, adverb
predependable, adjective
undependability, noun
undependable, adjective
undependableness, noun
undependably, adverb
trustworthy, trusty, trusted, steadfast, faithful, responsible. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for undependable
Historical Examples
  • The trouble was that she got involved with undependable trades.

    L'Assommoir Emile Zola
  • "They get thicker every day," he complained in a thin, undependable falsetto.

    The Scarlet Plague Jack London
  • Their memories of the protection and privileges granted them were short and undependable.

    The Weakling Everett B. Cole
  • "Our telegraph system is undependable," was all that the other, the younger, Randon answered.

    Cytherea Joseph Hergesheimer
  • I know Miss Betsey believes him to be sneaking and undependable.

    Madge Morton's Trust Amy D. V. Chalmers
  • Brandy, alas, always made him quarrelsome and undependable of mood.


    Leona Dalrymple
  • So his dislike boiled over, to settle into a sullen determination to rid himself of one irritation—this undependable horse.

    Ride Proud, Rebel! Andre Alice Norton
  • There were several things she had heard about him—that he was undependable and that he drank heavily.

    Signal in the Dark Mildred A. Wirt
  • And your father wasn't much use—such an undependable sort of a man as he is.

    Carnival Compton Mackenzie
  • Those descriptions of the discarnate state, moreover, which reach us through mediums are undependable.

British Dictionary definitions for undependable


able to be depended on; reliable; trustworthy
Derived Forms
dependability, dependableness, noun
dependably, adverb
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 undependable



1735; se depend + -able. Related: Dependability; dependably.

Online Etymology Dictionary, © 2010 Douglas Harper
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