| 1. | having, showing, or involving a system, method, or plan: a systematic course of reading; systematic efforts. |
| 2. | given to or using a system or method; methodical: a systematic person. |
| 3. | arranged in or comprising an ordered system: systematic theology. |
| 4. | concerned with classification: systematic botany. |
| 5. | pertaining to, based on, or in accordance with a system of classification: the systematic names of plants. |