/huy"lev"euhl/ , adj.
1. 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. Mil. (of aerial warfare) undertaken at or from a high altitude: high-level bombing; a high-level attack.
[ 1875-80 ]