frustrate

[ fruhs-treyt ]
/ ˈfrʌs treɪt /

verb (used with object), frus·trat·ed, frus·trat·ing.

to make (plans, efforts, etc.) worthless or of no avail; defeat; nullify: The student's indifference frustrated the teacher's efforts to help him.
to disappoint or thwart (a person): a talented woman whom life had frustrated.

verb (used without object), frus·trat·ed, frus·trat·ing.

to become frustrated: His trouble is that he frustrates much too easily.

adjective

Obsolete. frustrated.

QUIZZES

Fend Off Sciolism With This Word Of The Day Quiz
Are you the Cinderella of this week’s quiz? Test your memory on the words and definitions from March 23–29.
Question 1 of 7
schlep

Origin of frustrate

1400–50; late Middle English < Latin frustrātus, past participle of frustrārī, verbal derivative of frustrā in vain

OTHER WORDS FROM frustrate

frus·trat·er, nounfrus·trat·ing·ly, adverbfrus·tra·tive [fruhs-trey-tiv, -truh-] /ˈfrʌs treɪ tɪv, -trə-/, adjectivere·frus·trate, verb (used with object), re·frus·trat·ed, re·frus·trat·ing.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for frustrate

British Dictionary definitions for frustrate

frustrate
/ (frʌˈstreɪt) /

verb (tr)

to hinder or prevent (the efforts, plans, or desires) of; thwart
to upset, agitate, or tireher constant complaints began to frustrate him

adjective

archaic frustrated or thwarted; baffled

Derived forms of frustrate

frustrater, noun

Word Origin for frustrate

C15: from Latin frustrāre to cheat, from frustrā in error
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