Pronunciation: (hī'lev'ul),[key] —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.