There are plenty of e-Learning resources in the Internet. The development of technology to support learners is important. Generally learners want to know what to learn to satisfy their needs. Employers want to hire a person who has specific skills. Those needs can be solved by using a model proposed in this paper: Masterfulness Definition Model. This model includes Standard Learning Object (SLO), Learning Road Map and Masterfulness Definition. The Masterfulness Definition Model can be used to evaluate a specific masterfulness of learners.