01 n. Lack of gratitude; insensibility to, forgetfulness of, or ill return for, kindness or favors received; unthankfulness; ungratefulness.
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Lack of gratitude; insensibility to, forgetfulness of, or ill return for, kindness or favors received; unthankfulness; ungratefulness.“Ingratitude, thou marble-hearted fiend.” — Shak.“Ingratitude is abhorred both by God and man.” — L'Estrange.