undertaken by or composed of participants having a high status:
a high-level meeting; a high-level investigation.
2.
having senior authority or high status:
high-level personnel.
3.
(of a programming language) based on a vocabulary of Englishlike statements for writing program code rather than the more abstract instructions typical of assembly language or machine language.
4.
Military. (of aerial warfare) undertaken at or from a high altitude:
high-level bombing; a high-level attack.
Origin
1875-80
Examples from the web for high-level
She'll be in on all the high-level groups of finance, business and government.
The reality is, if you have a high-level-energy dog, it's not going to be happy with a one-hour walk.
Word spread that he had the makings of a high-level war-crimes case.
Evert suggested that fathers competing in high-level tennis might have an easier time than mothers.
Forty-three people were killed, but only a handful of high-level arrests made.
Army players balance football, the challenges of a high-level education and the rigors of military training.
We also believe that without order and civility, no high-level learning can occur.
Few other high-level administrators have served for more than a few years at the university recently.
And it stated that the sudden departure of high-level administrators had created instability at the college.
His background in math hints at his ability to learn high-level concepts, as yours does as well.
British Dictionary definitions for high-level
high-level
adjective
1.
(of conferences, talks, etc) involving very important people