0 the practice of using the time that you have available in a useful and effective way, especially in your work: --
He's intelligent, but poor time management is limiting his success.
a one-day training course, covering effective time-management skills to improve productivity
1 the practice of using your time effectively, and the study of this: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
We kunnen het stap voor stap voltooien, hoe lang de weg ook is en het kan niet worden voltooid, hoe kort de weg ook is, als je niet eens je voetafdruk markeert.