Powerlessness, as one among the many important concepts in nursing science, has a physically or mentally bad effect on an individual. A continued powerlessness leads to anxiety, depression, hopelessness and if one does not have a successful readaptation process, and finally get into a powerlessness-hopelessness cycle that could lead to a fatal conclusion. Therefore, decreasing powerlessness is becoming a very important nursing objectives. Nurses must help clients to avoid or lessen their powerlessness and detect which patients could be vulnerable to the diagnosis related to powerlessness, design strategies to solve nursing problems and be able to evaluate the results. But there are some differences in defining powerlessness among researchers. And also the meaning of powerlessness and helplessness are used interchangeably. We need to present the meaning of powerlessness which is more definite and able to share among scholars. To accomplish his task, we conducted our own research on the topic of powerlessness. Analysis was done according to a series of process described by Walker and Avant(1988). In result, we looked into the powerlessness concept through the existing uses, and decided on adopting the repeated characteristics like follows as attributes : · Perceived loss or lack of control over what happens to oneself and one`s environment. · inability to perform physical function for oneself · inability to perform usual roles, have no help and financial ability · lack of knowledge and lack of motivation Precise concept analysis of powerlessness gives a more comprehensive understanding about the phenomenon, futher, it is viewed as a basic data to develop nursing intervention which is proper and effective