1. 精力的な人の積極性(the activeness of an energetic personality)
2. 肉体と精神の活発な強さ(active strength of body or mind)
3. 何らかの内在的な力かエネルギーの観点から宇宙の現象についての説明を試みる各種理論、主義または哲学体系のいずれか(any of the various theories or doctrines or philosophical systems that attempt to explain the phenomena of the universe in terms of some immanent force or energy)