S1E1M3E1S1T1E1R1S1
11 points
SEMESTERS is validvalid
SEMESTER, a period constituting half of an academic year [n]
SEMESTER, (Latin) a period of six months; esp. a term in a college or university which divides the year into two terms [n]
SEMESTER, a period constituting half of an academic year [n]
SEMESTER, (Latin) a period of six months; esp. a term in a college or university which divides the year into two terms [n]