Nonrecognition is a term used to describe the lack of acknowledgement, acceptance, or identification of something or someone. There are several synonyms for nonrecognition, including disregard, ignorance, dismissal, negation, rejection, and ostracism. Disregard refers to the act of ignoring or paying no attention to someone or something. Ignorance, on the other hand, denotes a lack of knowledge or awareness of a particular thing. Dismissal is a more formal way of describing the act of rejecting or refusing to acknowledge something or someone. Negation means denying or rejecting a proposition or statement. Rejection is the act of refusing or declining something or someone. Finally, ostracism refers to the act of excluding or isolating someone from a group or society.