D defs.my
Entry 1 sense Webster, 1913

Semester

/(sē̇*mĕs"tẽr)/ · Se·mes·ter · IPA /sɪˈmɛstɚ/
01 n. A period of six months; especially, a term in a college or university which divides the year into two terms.
  1. 1.
    A period of six months; especially, a term in a college or university which divides the year into two terms.