"기간" is a Korean word that translates to "period" or "duration" in English. It refers to a specific length of time during which an event occurs or a condition exists. For example, a school semester or a project timeline can be described using the term "기간." In various contexts, "기간" can denote both short and long durations. It is commonly used in everyday conversations, business settings, and academic discussions. Understanding "기간" helps in planning and organizing activities effectively, ensuring that tasks are completed within the designated time frame.