| Subject | English | Japanese |
| radio | propagation constant | γ 記号 |
| radio | propagation constant | 伝搬係数 |
| radio | propagation constant | 伝搬定数 (denpan-teisū) |
| phys. | propagation constant | 伝わり定数 (つたわり・ていすう) |
| antenn., opt. | propagation constant term deprecated | 伝播定数 (denpa-teisū) |
| tech. | propagation constant of sound | 音の伝搬定数 (おとのでんばんていすう) |
| gen. | sound propagation constant | 伝ぱ定数 |