tertiary
US /ˈtɝː.ʃi.er.i/
UK /ˈtɝː.ʃi.er.i/

1.
tertier, ketiga
third in order or level
:
•
The tertiary sector of the economy focuses on services.
Sektor tertier ekonomi memberi tumpuan kepada perkhidmatan.
•
She received a tertiary education after high school.
Dia menerima pendidikan tertier selepas sekolah menengah.