| Subject | English | Japanese |
| gen. | n affinity chromatography | アフィニティー・クロマトグラフィー |
| gen. | n affinity chromatography | アフィニティークロマトグラフィー |
| gen. | affinity electrophoresis | 親和電気泳動法 |
| comp., MS | affinity group | アフィニティ グループ (A geographical grouping of a customer's hosted service deployments and storage accounts within Windows Azure. An affinity group can improve service performance by locating computer workloads in the same datacenter or near the target user audience) |
| gen. | affinity hypothesis | アフィニティー仮説 |
| gen. | affinity labeling | 親和標識 |
| gen. | affinity labeling | アフィニティー標識 |
| comp., MS | affinity marketing | アフィニティ マーケティング (Selling products or services to customers with similar interests on the basis of their established buying patterns or preferences. Additionally, several noncompeting advertisers may join together to develop a single targeted campaign) |
| comp., MS | affinity mask | 関係マスク (A value that contains bits for each processor on the system, defining which processors a process or thread can use) |
| gen. | n affinity maturation | 親和性成熟 |
| gen. | chemical affinity | 化学親和力 (kagaku-shinwaryoku) |
| gen. | chemical affinity | 化学的親和力 (かがくてき・しんわりょく) |
| phys. | electron affinity | 電子親和度 (denshi-shinwado) |
| gen. | electron affinity | 電子親和力 (denshi-shinwaryoku) |
| comp., MS | extended affinity | 拡張アフィニティ (A type of client affinity that is preserved when configuring a change to a Network Load Balancing cluster. It also allows clients to keep affinity to a cluster host even if there are no existing connections from the client to the host) |
| gen. | n feeling of affinity | 親密感 |
| comp., MS | hard affinity | ハード アフィニティ (A mechanism by which a thread can only run on a fixed set of one or more processors) |
| gen. | high affinity | 高親和性 |
| gen. | low affinity | 低親和性 |
| gen. | oxygen affinity | 酸素親和性 |
| phys. | proton affinity | 陽子親和力 (ようし・しんわりょく) |
| gen. | proton affinity | プロトン親和力 |
| gen. | relative by affinity | 姻族 |
| phys. | residual affinity | 残余親和力 (ざん'よ・しんわりょく) |
| gen. | selective affinity | 選択的親和性 |