Definition
'No longer' indicates that something was true or happening at one time, but it is not true or happening now. It signifies a change or cessation. It's similar to saying 'not anymore' or 'not now.' It expresses a break from a previous state or condition. Think of a plant that used to bloom but 'no longer' does because it's winter. It emphasizes a sense of transition or alteration. It's a concise way to express that a situation has changed.