ungrateful

[ uhn-greyt-fuh l ]
/ ʌnˈgreɪt fəl /

adjective

unappreciative; not displaying gratitude; not giving due return or recompense for benefits conferred: ungrateful heirs.
unpleasant; distasteful; repellent: an ungrateful task.

Origin of ungrateful

First recorded in 1545–55; un-1 + grateful

OTHER WORDS FROM ungrateful

un·grate·ful·ly, adverbun·grate·ful·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ungrateful

British Dictionary definitions for ungrateful

ungrateful
/ (ʌnˈɡreɪtfʊl) /

adjective

not grateful or thankful
unrewarding or unpleasant; thankless
(of land) failing to increase fertility in response to cultivation

Derived forms of ungrateful

ungratefully, adverbungratefulness, noun
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