| 单方决定 | dān fāng jué dìng | to decide without reference to other parties involved; unilateral decision |
| 嘉定区 | Jiā dìng qū | Jiading district of northwest Shanghai |
| 回声定位 | huí shēng dìng wèi | echolocation |
| 固定收入 | gù dìng shōu rù | fixed income |
| 固定虚拟连接 | gù dìng xū nǐ lián jiē | Permanent Virtual Connection; PVC |
| 固定词组 | gù dìng cí zǔ | set phrase |
| 固定点 | gù dìng diǎn | fixed point; calibration point |
国家文物鉴定委员
会 | Guó jiā wén wù jiàn dìng wěi yuán huì | National Commission for the identification of cultural heritage |
| 基本定理 | jī běn dìng lǐ | fundamental theorem |
| 坚定性 | jiān dìng xìng | firmness; steadfastness |
| 尘埃落定 | chén āi luò dìng | the dust settles (idiom); to settle down; to have decided on a certain conclusion; complicated things become clear in the end; "Red Poppies", novel by 阿来 |
| 多边协定 | duō biān xié dìng | multilateral agreement; cooperation agreement between different parties |
| 大写锁定 | dà xiě suǒ dìng | caps lock |
| 孙子定理 | Sūn zi dìng lǐ | the Chinese remainder theorem |
| 安定化 | ān dìng huà | stabilization |
| 安定区 | Ān dìng qū | Anding district of Dingxi city 定西市, Gansu |
| 安定乡 | Ān dìng xiāng | Anting township in Tainan county 台南县, Taiwan |
| 安定门 | Ān dìng mén | Andingmen neighborhood of Beijing |
| 定作 | dìng zuò | to have sth made to order |
| 定例 | dìng lì | usual practice; routine |
| 定做 | dìng zuò | to have something made to order |
| 定冠词 | dìng guān cí | definite article (e.g. English the) |
| 定出 | dìng chū | to determine; to fix upon; to set (a target, a price etc) |
| 定分 | dìng fèn | predestination; one's lot (of good and bad fortune) |
| 定势 | dìng shì | regular tendency |
| 定南 | Dìng nán | Dingnan county in Ganzhou 赣州, Jiangxi |
| 定南县 | Dìng nán xiàn | Dingnan county in Ganzhou 赣州, Jiangxi |
| 定向培育 | dìng xiàng péi yù | directed breeding |
| 定向越野 | dìng xiàng yuè yě | cross-country orienteering |
| 定型水 | dìng xíng shuǐ | hairspray |
| 定场白 | dìng chǎng bái | first soliloquy (introducing opera character) |
| 定场诗 | dìng chǎng shī | first soliloquy text (introducing opera character) |
| 定安 | Dìng ān | Ding'an county, Hainan |
| 定安县 | Dìng ān xiàn | Ding'an county, Hainan |
| 定居者 | dìng jū zhě | settler |
| 定州市 | Dìng zhōu shì | Dingzhou county level city in Baoding 保定, Hebei |
| 定常态 | dìng cháng tài | constant state; fixed state |
| 定座率 | dìng zuò lǜ | occupancy (i.e. proportion of seats occupied) |
| 定式 | dìng shì | joseki (fixed opening pattern in go game) |
| 定心丸 | dìng xīn wán | tranquilizer; sth that sets one's mind at ease |
| 定性分析 | dìng xìng fēn xī | qualitative inorganic analysis |
| 定性理论 | dìng xìng lǐ lùn | qualitative theory |
| 定数 | dìng shù | constant (math.); quota; fixed number (e.g. of places on a bus); fixed quantity (e.g. load of truck); destiny |
| 定于 | dìng yú | set at; scheduled at |
| 定日县 | Dìng rì xiàn | Tingri county, Tibetan: Ding ri rdzong, in Shigatse prefecture, Tibet |
| 定时信管 | dìng shí xìn guǎn | a timed detonator |
| 定时炸弹 | dìng shí zhà dàn | time bomb |
| 定时钟 | dìng shí zhōng | timer; timing clock; alarm clock |
| 定期储蓄 | dìng qī chǔ xù | fixed deposit (banking) |
| 定期存款 | dìng qī cún kuǎn | fixed deposit; time deposit (banking) |
