| Subject | English | Japanese |
| abbr. | n general theory of relativity | 一般相対論 |
| gen. | n general theory of relativity | 一般相対性理論 (いっぱん・そうたいせい・りろん) |
| gen. | n special theory of relativity | 特殊相対性理論 (tokushu-sōtaisei-riron) |
| gen. | n The Theory of Relativity | 相対性理論 news2 nf38 (sōtaisei-riron) |
| gen. | n obsc theory of linguistic relativity | 言語相対説 |
| phys. | theory of relativity | 相対性理論 (sōtaisei-riron) |
| gen. | n theory of relativity | 相対論 |