A tool employing a chamber with a colored liquid and an air bubble, used to determine if a surface is level horizontally, vertically, or at a 45-degree angle.

A subject-based qualification superseded in England by GCSEs, but still available as an international examination.

Alternative spelling of O-level

(video games) The maximum attainable level of the player character, often in role-playing video games. Level caps may be raised in subsequent playthroughs or expansion packs/downloadable content.

plural of level cap

plural of levan

(idiomatic) The very best that one can do

plural of top-level domain

plural of second-level domain

(US) gear lever