thesis
US /ˈθiː.sɪs/
UK /ˈθiː.sɪs/

1.
tesis, proposición
a statement or theory that is put forward as a premise to be maintained or proved.
:
•
Her main thesis was that the economic crisis was caused by deregulation.
Su principal tesis era que la crisis económica fue causada por la desregulación.
•
He presented a compelling thesis on the future of artificial intelligence.
Presentó una tesis convincente sobre el futuro de la inteligencia artificial.
2.
tesis, disertación
a long essay or dissertation involving personal research, written by a candidate for a university degree.
:
•
She spent a year writing her doctoral thesis.
Pasó un año escribiendo su tesis doctoral.
•
His master's thesis focused on renewable energy sources.
Su tesis de maestría se centró en fuentes de energía renovables.