highest-level

Adjective

high-level (comparative higher-level, superlative highest-level)

1. Taking place or existing at a high level, altitude or elevation.
   • It remains a key part of the busy Strathclyde railway system, with its high-level platforms served by trains to Lanarkshire, Ayrshire and England, and its low-level platforms a key artery at the heart of the busiest commuter network outside London.2021 September 22, “National Rail Awards 2021: Glasgow Central - Network Rail”, in RAIL, number 940, page 47

   Antonyms:

   low-level

2. Of or pertaining to a person of a high social position or high rank within a hierarchy or organization.
3. Consisting of such people.
   • high-level conference
4. Consisting of relatively natural language-like commands and mathematical notations which, after compilation or interpretation, become a set of machine language instructions.
5. A summary that provides a general overview and omits nearly all details.
   • "To begin, a need or want is simply a broad definition of the overall requirements: the high-level description, the 30,000-foot view, and so on, of the problem without identifying any specifics." https://www.google.com/books/edition/Additive_Manufacturing_Handbook/H1kkDwAAQBAJ?hl=en&gbpv=1&pg=PT92
6. (roleplaying games) At (or associated with) an advanced level within the context of a game's progression system.