特とく殊しゅ相そう対たい論ろん

• 特とく殊しゅ相そう対たい性せい理り論ろん

  Full, formal term for the special theory of relativity; 特殊相対論 is its common abbreviation.

• 一いっ般ぱん相そう対たい論ろん

  Abbreviation for the general theory of relativity; contrasts with the special theory.

Abbreviation of 特殊相対性理論 (special theory of relativity).