Sem

1. Half of a school year or academic year such as fall or spring semester.
2. A period or term of six months.

noun

The punctuation mark ;.

1. A theological school for the training of rabbis, priests, or ministers.
2. A private residential school for girls.
3. A class of religious education for youths ages 14–18 that accompanies normal secular education.
4. A piece of ground where seed is sown for producing plants for transplantation.
5. (by extension) The place or original stock from which anything is brought or produced.
6. Seminal state or polity.
7. A Roman Catholic priest educated in a foreign seminary; a seminarist.
8. An academic seminar.