dissertation

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

dissertação, tese

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.
Ela passou um ano escrevendo sua dissertação de doutorado.
His master's dissertation focused on medieval history.
Sua dissertação de mestrado focou na história medieval.