Adjective
interterm (not comparable)
Between terms.
As students plan for next school year, they will need to take into account new changes to the academic calendar, which change the lengths of interterm and summer as well as the placement of spring break. Source: Internet
Pushing spring semester back, thus eliminating interterm, will extend summer to 15 weeks, making room for an additional full-length term. In addition to a few classes which will be offered for the full 15 weeks, two full trimesters will now fit in summer. Source: Internet