| Subject | English | Japanese |
| phys. | partial differential equation of elliptic type | 楕円型偏微分方程式 (だえんがた・へんびぶん・ほうていしき) |
| phys. | partial differential equation of hyperbolic type | 双曲型偏微分方程式 (そうきょくがた・へんびぶん・ほうていしき) |
| phys. | partial differential equation of mixed type | 混合型偏微分方程式 (こんごうがた・へんびぶん・ほうていしき) |
| phys. | partial differential equation of parabolic type | 放物型偏微分方程式 (ほうぶつがた・へんびぶん・ほうていしき) |
| comp., MS | partial type | 部分型 (A type of class whose definition is split over two or more source files) |
| comp., MS | partial-type definition | 部分型定義 (The definition of a class across mulitple source files) |