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semester

[si-mes-ter] /sɪˈmɛs tər/
noun
1.
(in many educational institutions) a division constituting half of the regular academic year, lasting typically from 15 to 18 weeks.
2.
(in German universities) a session, lasting about six months and including periods of recess.
Origin
1820-1830
1820-30; < German < Latin sēmē(n)stris of six months duration < *sex-mēnstris, equivalent to sex six + mēns(is) month + -tris adj. suffix (perhaps representing an earlier *mens(i)-teros)
Related forms
semestral, semestrial
[si-mes-tree-uh l] /sɪˈmɛs tri əl/ (Show IPA),
adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for semestral

semester

/sɪˈmɛstə/
noun
1.
(in some universities) either of two divisions of the academic year, ranging from 15 to 18 weeks
2.
(in German universities) a session of six months
Derived Forms
semestral, adjective
Word Origin
C19: via German from Latin sēmestris half-yearly, from sex six + mensis a month
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for semestral

semester

n.

1827, from German Semester "half-year course in a university," from Latin semestris, in cursus semestris "course of six months," from semestris, semenstris "of six months, lasting six months, half-yearly, semi-annual," from sex "six" (see six) + mensis "month" (see moon (n.)). Related: Semestral; semestrial.

Online Etymology Dictionary, © 2010 Douglas Harper
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