Longman Dictionary of Contemporary English homepage


not thinking about the needs and feelings of other people, especially because you are thinking about what you want [≠ thoughtful]:
a selfish and thoughtless man
it is thoughtless of somebody to do something
It was thoughtless of her not to tell you where she was going.
thoughtlessly adverb
thoughtlessness noun [uncountable]
WORD FOCUS: unkind WORD FOCUS: unkind
similar words: nasty, cruel, mean, inconsiderate, thoughtless, insensitive, unsympathetic, hard-hearted

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