In this study, we have a research of the conception of philosophy given in broad-spectrum philosophy and its significance. “What’s philosophy” is a question at once ancient and new and regarding this question, different philosophical schools or philosophers have different answers. Based on a summary of modern scientific achievements, Broad-spectrum Philosophy gives this matter a new solution. What this thesis concerns includes the theoretical basis of the solution and the significance of it. As a research result, we clearly describe the conception of philosophy given in broad-spectrum philosophy and show the significance of this field.