Definitions of logical:

• adjective:   capable of or reflecting the capability for correct and valid reasoning

  Example: "A logical mind"

• adjective:   based on known statements or events or conditions

  Example: "Rain was a logical expectation, given the time of year"

• adjective:   capable of thinking and expressing yourself in a clear and consistent manner
• adjective:   in accordance with reason or logic

  Example: "A logical conclusion"

• adjective:   marked by an orderly, logical, and aesthetically consistent relation of parts

  Example: "A logical argument"