dissertation
US /ˌdɪs.ɚˈteɪ.ʃən/
UK /ˌdɪs.ɚˈteɪ.ʃən/

1.
disertasi, tesis
a long essay on a particular subject, especially one written as a requirement for a university degree or diploma
:
•
She spent a year writing her doctoral dissertation.
Dia menghabiskan setahun menulis disertasi doktoralnya.
•
His master's dissertation focused on medieval history.
Disertasi masternya berfokus pada sejarah abad pertengahan.