dissertation

US /ˌdɪs.ɚˈteɪ.ʃən/
UK /ˌdɪs.ɚˈteɪ.ʃən/
"dissertation" picture
1.

論文, 学位論文

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.
彼女は博士論文を書くのに1年を費やした。
His master's dissertation focused on medieval history.
彼の修士論文は中世史に焦点を当てていた。