clear - free from cloudiness; allowing light to pass through; "clear water"; "clear plastic bags"; "clear glass"; "the air is clear and clean"

language, linguistic communication - a systematic means of communicating by the use of sounds or conventional symbols; "he taught foreign languages"; "the language introduced is standard throughout the text"; "the speed with which a program can be executed depends on the language in which it is written"

clear - clear to the mind; "a clear and present danger"; "a clear explanation"; "a clear case of murder"; "a clear indication that she was angry"; "gave us a clear idea of human nature"