An absence of interest, also known as disinterest, indifference, or apathy, refers to a lack of concern, enthusiasm, or curiosity for something. It can also be described as boredom, inattention, or unresponsiveness. It indicates a state of mind where one is not engaged or invested in what is happening around them. Other synonyms for this phrase may include ennui, listlessness, nonchalance, lackadaisical, and aloofness. These terms all convey a sense of disconnection between the individual and the subject matter, conveying the lack of interest in it. In essence, the absence of interest is a state of being disengaged, emotionally unresponsive and detached from stimuli.