English Reference
noun

semester

n.
US /səˈmɛstɝ/ UK /səmˈɛstɐ/ se·mes·ter UK spelling semester's, semester's

  1. 01 B1 Intermediate American EnglishGeneral-service

    half of a school or university year, usually lasting about 15 to 18 weeks.

    one of the two primary divisions of an academic year, typically designated as the fall and spring semesters.

    Simple

    I am taking a difficult history course during the spring semester.

    In context

    The university administration decided to implement a revised grading policy starting from the autumn semester to better accommodate international students.

    Usage

    Commonly used with 'fall', 'spring', 'autumn', or 'winter' to specify the time of year.

  2. 02 C2 Proficiency FormalTechnical

    a period of six months.

    a duration of six months, derived from the Latin roots for 'six' and 'month'.

    Simple

    The contract was renewed for another semester of six months.

    In context

    The fiscal projections were calculated based on a single semester, though the board requested a full annual review for the final report.

    Teacher's tip

    This general sense of 'six months' is rare in modern conversation; learners will almost always encounter this word in an academic context.

    half year

From German Semester, from New Latin sēmestris (“lasting six months”), from sex (“six”) + mēnsis (“month”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin la-new sēmestris
Level B1 · Intermediate
Frequency Common
Updated