| capable of or reflecting the capability for correct and valid reasoning | consistent with or based on or using reason |
| marked by an orderly, logical, and aesthetically consistent relation of parts | capable of being expressed as a quotient of integers |
| capable of thinking and expressing yourself in a clear and consistent manner | having its source in or being guided by the intellect (as distinguished from experience or emotion) |
| based on known statements or events or conditions | of or associated with or requiring the use of the mind |