third-level

Translations
третьего уровня
третьей ступени
третичного уровня
уровня 3
Definitions
Of, relating to, or occupying the third level in a hierarchy, sequence, or system.
Of or relating to the third tier of a service, support, or organizational system.
Of or relating to higher education, especially in usage where education is divided into primary, secondary, and third-level education.
Words
third

numeral
третий
level

noun
уровень