| Subject | English | Japanese |
| phys. | arc source of ions | アーク・イオン源 (āku-ion-gen) |
| gen. | n vs blockage of a source | 塞源 |
| gen. | n vs detecting the source of a telephone call | 逆探知 news2 nf34 |
| tech. | efficiency of light source | 光源の効率 (こうげんのこうりつ) |
| gen. | n formal source of law | 形式的法源 |
| abbr. | n adj-no having a light source in front of the camera lens in photography | 逆光 |
| tech. | image source of sound | 虚音源 (kyoongen) |
| el., sec.sys. | internal source of release | 内部放出源 |
| tech. | lamp of light source | 光源ランプ (こうげんランプ) |
| tech. | light source of illumination | 照明光源 (しょうめいこうげん) |
| tech. | light source of perfectly diffusing surface | 完全拡散面光源 (かんぜんかくさんめんこうげん) |
| electr.eng. | limiting value of the operating voltage of the auxiliary source | 補助電源動作電圧限界値 |
| light. | luminous efficacy of a source | 光源の視感効果度 |
| tech. | maritime source of pollution | 海上污染源 (かいじょうおせんげん) |
| gen. | MT Method using automatic rewriting of source language | 原文自動書換型翻訳方式 |
| gen. | n no source of ignition permitted | 火気厳禁 |
| electr.eng. | opening voltage of the auxiliary source for residual current devices which open automatically in case of failure of the auxiliary source | 補助電源喪失時に自動閉路する漏電装置に対する補助電源の開路電圧 |
| construct. | optimal control system of heat source | 熱源最適制御システム (ねつげん・さいてき・せいぎょしすてむ) |
| gen. | n original source of re-established family register | 改製原戸籍 |
| phys. | point source of light | 点光源 (ten-kōgen) |
| gen. | pre-editing of source text | 原文前編集 |
| gen. | rewriting of source text | 原文自動書き替え |
| el., acoust. | sound power of a source | 音源の音響出力 |
| el., acoust. | sound power of a source | 音源の音響パワー |
| gen. | n source, cause of an accident | 事故原因 |
| gen. | n source of a hot spring | 湯元 |
| gen. | n source of a sin | 罪源 |
| gen. | n source of amusement | 慰み物 |
| comp., MS | source of authority | 権限ソース (The location where Active Directory directory service objects, such as users and groups, are mastered (an original source that defines copies of an object) in a cross-premises deployment) |
| el., sec.sys. | source of dust release | 粉塵放出源 |
| gen. | n source of electricity | 電源 ichi1 news1 nf11 (dengen) |
| gen. | source of encouragement | 粮 |
| gen. | source of encouragement | 糧 |
| tech. | source of energy | エネルギー•源 (エネルギー•げん) |
| gen. | n source of evil | 禍根 news2 nf27 spec2 |
| gen. | n source of funds | 資金源 (money) |
| gen. | n source of funds | 弗箱 |
| gen. | n source of funds | ドル箱 |
| gen. | n source of funds | 財源 news1 nf03 (ざいげん) |
| el.gen. | source of harmonic disturbance | 高調波発生源 |
| gen. | exp n source of income | 飯の種 |
| gen. | n source of income | 収入源 (しゅうにゅうげん) |
| gen. | n source of infection | 感染経路 |
| gen. | n source of infection | 感染源 |
| gen. | n source of infection | 感染原 |
| gen. | n source of information | 情報源 (じょうほうげん) |
| gen. | source of knowledge | 知識源 |
| gen. | n source of knowledge | 知識の泉 |
| gen. | source of law | 法原 |
| gen. | n a source of law | 法源 |
| comp., MS | source of lead | 潜在顧客ソース (The source of an account, business contact, or opportunity; for example, an advertisement or personal reference) |
| gen. | n source of light | 明りさき |
| gen. | n source of light | 明り先 |
| gen. | n source of misfortune | 禍源 |
| phys. | source of molecular beam | 分子線源 (ぶんしせん・げん) |
| phys. | source of molecular rays | 分子線源 (ぶんしせん・げん) |
| gen. | source of money | 金脈 news1 nf23 |
| tech. | source of noise | 騒音源 (そうおんげん) |
| gen. | n source of nutrients | 栄養源 (えいようげん) |
| gen. | source of offensive odor | 悪臭原因物 |
| tech. | source of offensive odour | 悪臭発生源 (あくしかうはっせいげん) |
| gen. | source of pollution | 汚濁発生源 |
| gen. | source of pollution | 発生汚濁源 |
| gen. | n source of pollution | 汚染源 (おせんげん) |
| gen. | n source of power | 動力源 (どうりょくげん) |
| gen. | n source of protein | 蛋白源 |
| gen. | n source of radiation | 線源 |
| gen. | source of radioactive rays | 放射線源 (ほうしゃせんげん) |
| tech. | source of radioactive wastewater | 放射性廃水発生源 (ほうしゃせいはいすいはっせいげん) |
| el., sec.sys. | source of release | 放出源 |
| gen. | n source of revenue | 金蔓 |
| gen. | source of revenue | 財源 (ざいげん) |
| gen. | n source of revenue | 金づる |
| gen. | n source of river | 水源 news1 nf14 (すいげん) |
| gen. | n source of supply | 供給源 news2 nf27 (きょうきゅうげん) |
| gen. | n source of taxation revenue | 税源 news2 nf36 (ぜいげん) |
| el., acoust. | strength of a simple sound source | 単一音源の強さ |
| el., acoust. | strength of a simple sound source | モノポールの強さ |
| rel., budd. | n Suffering, Source of Suffering Desire, The Cessation of Suffering, The Way Leading to the Cessation of Suffering | 苦集滅道 (The Four Noble Truths of Buddhism) |
| tech. | surface of light source | 光源面 (こうげんめん) |
| tech. | surface source of light | 面光源 (めんこうげん) |
| gen. | exp the source of all kinds of diseases | 万病のもと |
| gen. | exp the source of all kinds of diseases | 万病の元 |
| tech. | uniform point source of light | 均等点光源 (きんとうてんこうげん) |