I. ˈinˌgrāt sometimes ə̇nˈg-, usu -ād.+ V adjective
Etymology: Middle English ingrat, from Latin ingratus, from in- in- (I) + gratus pleasing, grateful — more at grace
1.
a. obsolete : disagreeable , unpleasant , uncongenial
b. obsolete : unfriendly
2. archaic : showing ingratitude : ungrateful
• in·grate·ly adverb
II. noun
( -s )
: an ungrateful person