einstein's theory of relativity   (TTS Sound)

The einstein's_theory_of_relativity has 1 Senses.

• theory of relativity, einstein's theory of relativity, relativity theory, relativity
• 相対性理論, 相対性
• (physics) the theory that space and time are relative concepts rather than absolute concepts
• 空間と時間は絶対的な概念ではなく総体的概念であるという理論