| Subject | English | Japanese |
| gen. | a language family | 言語族 |
| gen. | n assistant language teacher | 外国語指導助手 |
| gen. | exp assistant language teacher | ＡＬＴ (technical term used in Japan) |
| gen. | n attending foreign language study at a school near the train station | 駅前留学 (esp. used as a NOVA catchphrase) |
| gen. | Automatic Language Processing Advisory Committee | 自動言語処理諮問委員会 |
| gen. | Center for the Study of Language and Information | 言語情報研究センター |
| law | change the language or wording | 読替える (of a provision, etc.) |
| law | change the language or wording | 読み替える (of a provision, etc.) |
| org.name. | Chinese Language Society of Japan | 日本中国語学会 |
| comp., MS | Common Language Infrastructure | 共通言語基盤 (A specification describing how applications written in multiple high-level languages may be executed in different system environments without the need to rewrite the applications to take into consideration the unique characteristics of those environments) |
| comp., MS | common language runtime | 共通言語ランタイム (The engine at the core of managed code execution. The runtime supplies managed code with services such as cross-language integration, code access security, object lifetime management, and debugging and profiling support) |
| comp., MS | common language runtime host | 共通言語ランタイム ホスト (An unmanaged application that uses a set of APIs, called the hosting interfaces, to integrate managed code into the application. Common language runtime hosts often require a high degree of customization over the runtime that is loaded into the process) |
| comp., MS | Common Language Runtime support | 共通言語ランタイム サポート (The engine at the core of managed code execution. The runtime supplies managed code with services such as cross-language integration, code access security, object lifetime management, and debugging and profiling support) |
| comp., MS | Common Language Specification | 共通言語仕様 (A subset of language features supported by the common language runtime, including features common to several object-oriented programming languages. CLS-compliant components and tools are guaranteed to interoperate with other CLS-compliant components and tools) |
| gen. | n cross-language information access | クロスランゲージ情報アクセス |
| comp. | n cross-language information retrieval | クロスランゲージ情報検索 |
| gen. | n English-language newspaper | 英字新聞 |
| gen. | n English Language Proficiency Test | 英語基礎能力試験 |
| org.name. | Far Eastern English Language Teachers' Association | 極東英語教師協会 |
| gen. | n foreign-language newspaper | 外字紙 |
| gen. | n foreign-language newspaper | 外字新聞 |
| gen. | n foreign-language newspaper | 外紙 |
| gen. | n former residence status in Japan for foreign students in Japanese language schools and vocational schools | 就学生 (abolished in 2010) |
| comp., MS | high-level language application programming interface | 高水準言語アプリケーション プログラミング インターフェイス (An API that enables you to develop and run a programmer-operator application for a personal computer on that can communicate with an IBM mainframe using 3270 emulation) |
| gen. | n humble language in which an action or object is not directed toward the listener | 謙譲語２ (or a third party) |
| gen. | n humble language in which an action or object is not directed toward the listener | 謙譲語ＩＩ (or a third party) |
| gen. | n humble language in which the listener or a third party is the indirect object of an action | 謙譲語１ (or the recipient of an object, etc.) |
| gen. | n humble language in which the listener or a third party is the indirect object of an action | 謙譲語Ｉ (or the recipient of an object, etc.) |
| gen. | n humble language used as a courtesy | 謙譲語２ |
| gen. | n humble language used as a courtesy | 謙譲語ＩＩ |
| comp. | n intermediate language level | 中間言語レベル |
| org.name. | Japan Association for Language Teaching | 全国語学教育学会 |
| org.name. | Japan English Language Education Society | 日本英語教育学会 |
| gen. | n Japanese Language Council | 国語審議会 |
| gen. | n Japanese-language dictionary | 国語辞典 news1 nf24 |
| gen. | Japanese language education | 日本語教育 |
| gen. | n Japanese-language education | 日本語教育 (for non-native speakers) |
| gen. | n Japanese-language newspaper | 邦字新聞 |
| gen. | n Japanese Language Proficiency Test | 日本語能力試験 |
| gen. | n Japanese language school | 日本語学校 |
| gen. | n language ability | 語学力 news2 nf29 (ごがくりょく) |
| gen. | n language acquisition | 言語獲得 |
| gen. | language agent | 言語主体 |
| gen. | n language area of the cortex | 言語野 |
| gen. | language barrier | 言語の障壁 |
| gen. | n language barrier | 言葉の壁 |
| gen. | n language behaviour | 言語行動 |
| gen. | n language being translated from | 翻訳元言語 |
| gen. | n language being translated to | 翻訳先言語 |
| comp. | n language binding | 言語結合 |
| ling. | n language capability | 言語能力 |
| comp., MS | language code identifier | 言語コード識別子 (A 32-bit value which consists of the language ID in the low word (bits 0-15) and the sorting ID (bits 16-19) and a reserved value (bits 20-31) in the high word) |
| comp., MS | language collection | 言語コレクション (Languages that share a common script, but may have different keyboard layouts, fonts, code pages, Input Method Editors (IMEs), or language pack kits) |
| comp. | n language construct | 言語要素 |
| comp. | n language construct | 言語構成要素 |
| ling. | n language contact | 言語接触 |
| gen. | n hon language conveying that the speaker is of greater social status than the listener | 尊大語 |
| comp., MS | language-dependent | 言語に依存した (Varying from one language to another) |
| gen. | n language education | 言語教育 |
| gen. | n vs language exchange | 言語交換 |
| gen. | n language expert | 語学者 |
| gen. | n language faculty | 言語機能 |
| comp. | language for defining structures, logic, etc. | 人工言語 (e.g. XML, HTML, etc.) |
| comp., MS | Language for non-Unicode programs | Unicode 対応でないプログラムの言語 (A Regional and Language Options setting that specifies the default code pages and associated bitmap font files for a specific computer that affects all of that computer's users. The default code pages and fonts enable a non-Unicode application written for one operating system language version to run correctly on another operating system language version) |
| gen. | n language game in which extra syllables are added to words | 入子詞 e.g. やきもち→やしきしもしちし |
| gen. | n language game in which extra syllables are added to words | 入れ子詞 |
| gen. | n language game in which extra syllables are added to words | 入れ詞 e.g. やきもち→やしきしもしちし |
| gen. | language generating competence | 言語生成能力 |
| comp., MS | language group | 言語グループ (A group that controls which system locale, user locales, input locales, and user interface (UI) languages can be selected) |
| comp., MS | Language ID | 言語 ID (A standard international numeric abbreviation for a country or geographical region. A language identifier is a 16-bit value that consists of a primary language identifier and a secondary language identifier) |
| comp., MS | language identifier | 言語識別子 (A standard international numeric abbreviation for a country or geographical region. A language identifier is a 16-bit value that consists of a primary language identifier and a secondary language identifier) |
| comp. | n language indication | 言語表示 |
| comp., MS | language-integrated query | 統合言語クエリ (A query syntax that defines a set of query operators that allow traversal, filter, and projection operations to be expressed in a direct, declarative way in any .NET-based programming language) |
| tech. | language laboratory | エル•エル |
| gen. | n language laboratory | ランゲージラボラトリー |
| abbr. | language laboratory | ラボ gai1 |
| gen. | n language laboratory | ランゲージ・ラボラトリー |
| gen. | n language laboratory | リンガホン室 |
| tech. | language laboratory | ランゲージ•ラボラトリー |
| gen. | n language laboratory | ＬＬ |
| gen. | n language learning | 語学学習 |
| comp. | n language-name | 言語名 |
| comp., MS | language-neutral | 言語に依存しない (Having no language-dependent or language-specific content) |
| comp. | n language object | 言語対象 |
| gen. | Language of Bid | 入札書使用言語 |
| gen. | n language of one's country | 母国語 ichi1 |
| gen. | n language of flowers | 花詞 |
| gen. | n language of flowers | 花言葉 news2 nf32 |
| gen. | n language of the barbarians | 蛮語 |
| tech. | language of vision | 視覚言語 (しかくげんご) |
| comp., MS | language pack | 言語パック (A collection of binaries that can be installed on top of the core product and enables users to select a preferred language so that the user interface and Help files appear in that preferred language) |
| gen. | n language processor | ランゲージ・プロセッサー |
| comp. | n language processor | 言語プロセッサ |
| comp. | n language processor | 言語処理系 |
| gen. | n language processor | ランゲージプロセッサー |
| comp., MS | Language Profile Service | 言語プロファイル サービス (A Windows service that automatically manages user language preferences. Localized apps can inherit these settings, saving developers time and effort by making it unnecessary for applications to manage user language preferences on their own) |
| comp., MS | language service | 言語サービス (A service in Visual Studio that provides language-specific support for editing source code in the integrated development environment (IDE)) |
| comp., MS | language service parser | 言語サービス パーサー (A component that is used to describe the functions and scope of the tokens in source code) |
| comp., MS | language service scanner | 言語サービス スキャナー (A component that is used to identify types of tokens in source code. This information is used for syntax highlighting and for quickly identifying token types that can trigger other operations, for example, brace matching) |
| IMF. | Language Services | 言語サービス |
| IMF. | Language Services Library | 言語サービス図書館 |
| comp., MS | language-specific | 言語固有の (Specific to a single language) |
| gen. | n language specific | 言語特有 |
| gen. | language specific part | 言語依存部分 |
| gen. | language-specific principles | 言語固有の原理 |
| gen. | n language study | 語学学習 |
| gen. | n language study | 語学 ichi1 news1 nf10 |
| IMF. | Language Technology Advisory Group TGS-Language Services | 言語技術諮問グループ |
| tech. | language translator | ランゲージ•トランスレーター |
| comp. | n language translator | 言語トランスレータ |
| gen. | n language used by students | 学生語 |
| gen. | n language used by the harlots of the Yoshiwara red light district during the Edo period | ありんすことば |
| gen. | n language used by the harlots of the Yoshiwara red light district during the Edo period | 吉原言葉 |
| gen. | n language used for day-to-day activity | 実用語 (in contrast to official languages) |
| gen. | n language used in red-light districts during the Edo period | 遊里語 |
| gen. | n adj-no language used when writing letters | 文言葉 |
| phys. | machine language instruction | 機械語命令 (きかいご・めいれい) |
| org.name. | Mito International Japanese Language School | 水戸国際日本語学校 |
| gen. | n more refined language through prefixing of "o-" or "-go" to words, and use of appropriate vocabulary | 美化語 |
| org.name. | National Institute for Japanese Language and Linguistics | 国立国語研究所 |
| org.name. | National Institute for Japanese Language and Linguistics | 国語研究所 |
| comp., MS | national language support | 各国語サポート (A set of routines that gives applications access to locale-specific information) |
| comp., MS | national language support API | 各国語サポート API (Set of system functions in 32-bit Windows containing information that is based on language and cultural conventions) |
| gen. | natural language interface | 自然言語インタフェース |
| comp. | n natural language processing | 自然言語処理 |
| comp., MS | natural language searching | 自然言語検索 (A search method that lets you direct your search using conversational language) |
| gen. | natural language understanding | 言語理解 |
| ling. | n new language created by blending two or more existing languages | 混合語 (e.g. Afrikaans) |
| comp., MS | Notification Language option | 通知言語オプション (The option on the Spam Filter page for selecting a language other than English for Spam Quarantine notifications) |
| gen. | n ordinary language school | 日常言語学派 (of analytic philosophy) |
| obs. | n peoples formerly of northern Japan with distinct language and culture | 戎 (i.e. the Ainu) |
| obs. | n peoples formerly of northern Japan with distinct language and culture | 夷 news2 nf41 (i.e. the Ainu) |
| gen. | n polite language used by women | あそばせ言葉 |
| gen. | n polite language used by women | 遊ばせ言葉 |
| IMF. | Romance Language Editorial Section | ロマンス語編集セクション |
| gen. | n secret language of court ladies | 女房言葉 (Muromachi period) |
| gen. | n secret language of court ladies | 女房詞 (Muromachi period) |
| ling. | n secret language used in the postwar Showa period where certain words are read backwards | ズージャー語 from ジャズ read backwards |
| ling. | n secret language used in the postwar Showa period where certain words are read backwards | ズージャ語 |
| gen. | n sign-language interpret | 手話通訳 |
| comp. | simple markup language for creating HTML | マークダウン |
| comp., MS | single language pack | 単一言語パック (A set of language resources that supports the deployment of a software program in a particular language) |
| obs. | n sociolect or secret language used by prostitutes in red-light districts | 廓言葉 (Edo period) |
| obs. | n sociolect or secret language used by prostitutes in red-light districts | 郭詞 (Edo period) |
| obs. | n sociolect or secret language used by prostitutes in red-light districts | 廓詞 (Edo period) |
| obs. | n sociolect or secret language used by prostitutes in red-light districts | 郭言葉 (Edo period) |
| ling. | sociolect or secret language used by prostitutes in red-light districts during the Edo period | 里詞 |
| ling. | sociolect or secret language used by prostitutes in red-light districts during the Edo period | 里ことば |
| ling. | sociolect or secret language used by prostitutes in red-light districts during the Edo period | 里言葉 |
| gen. | source language text | 起点言語文 |
| gen. | n supplementary reader in a foreign language classroom | サイド・リーダー |
| gen. | n supplementary reader in a foreign language classroom | サイドリーダー |
| org.name. | The Chicago International Language School | シカゴ国際外語スクール (CILS) |
| gen. | n vs obsc translation from a foreign language into Japanese | 国訳 |
| obs. | translation of a foreign language into Japanese | 和解 ichi1 news1 nf03 (わかい) |
| geogr. | Waseda Foreign Language College | 早稲田外語専門学校 |