A time scheme is commonly referred to as a timeline, a schedule, a timetable, or a calendar. These terms all imply a way of organizing events in chronological order, with specific dates or time periods assigned to each one. Another synonym for time scheme is a chronology, which focuses on the sequential order of historical events rather than the specific dates they occurred. Other related phrases include a chronicle, a history, or an account, which all describe a detailed record of events over time. Regardless of the specific term used, a time scheme is a valuable tool for planning, organizing, and understanding the past, present, and future.