👉 Bimester is a term used in several educational systems and institutions, particularly in the United States. It refers to the period during which students are enrolled in two semesters of study. The first semester typically lasts from September to March, while the second semester (the "bimester") lasts from April to June or July to August. This allows for a break between these two semesters and provides students with more time to prepare for their final exams and projects. Bimesters are often used