| 古生代 | Gǔ shēng dài | Paleozoic, geological era 545-250m years ago, covering Cambrian 寒武纪, Ordovician 奥陶纪, Silurian 志留纪, Devonian 泥盆纪, Carboniferous 石炭纪, Permian 二叠纪 |
| 合成代谢 | hé chéng dài xiè | anabolism (biology); constructive metabolism (using energy to make proteins etc); assimilation |
| 同时代 | tóng shí dài | contemporary |
| 向量代数 | xiàng liàng dài shù | vector algebra |
| 周代 | Zhōu dài | Zhou dynasty (1046-221 BC) |
| 唐代 | Táng dài | Tang dynasty (618-907) |
| 唐代宗 | Táng Dài zōng | Emperor Taizong of Tang (727-779), reign name of ninth Tang emperor Li Yu 李豫, reigned 762-779 |
| 商代 | Shāng dài | the prehistoric Shang dynasty (c. 16th-11th century BC) |
| 国家代码 | guó jiā dài mǎ | country code |
| 国防现代化 | guó fáng xiàn dài huà | modernization of national defense, one of Deng Xiaoping's Four Modernizations |
| 国际货运代理 | guó jì huò yùn dài lǐ | international transport agency |
| 在位时代 | zài wèi shí dài | reign (of a king, emperor etc) |
| 地质年代表 | dì zhì nián dài biǎo | geological time scale |
| 夏代 | Xià dài | Xia or Hsia dynasty c. 2000 BC |
| 太古代 | Tài gǔ dài | Archaeozoic (geological era before 2500m years ago) |
| 奈良时代 | Nài liáng shí dài | Nara period (710-794) in early Japanese history |
| 宋代 | Sòng dài | Song dynasty (960-1279) |
| 容华绝代 | róng huá jué dài | to be blessed with rare and radiant beauty (idiom) |
| 富二代 | fù èr dài | children of entrepreneurs who became wealthy under Deng Xiaoping's economic reforms in the 1980s; see also 穷二代 |
| 封建时代 | fēng jiàn shí dài | feudal times |
| 工业现代化 | gōng yè xiàn dài huà | modernization of industry, one of Deng Xiaoping's Four Modernizations |
| 布尔代数 | bù ěr dài shù | Boolean algebra |
| 平安时代 | Píng ān shí dài | Heian period (794-1192), period of Japanese history ruled by Kyoto imperial court |
| 年代初 | nián dài chū | beginning of an age; beginning of a decade |
| 年代学 | nián dài xué | chronology (the science of determining the dates of past events) |
| 后现代主义 | hòu xiàn dài zhǔ yì | post-modernism |
| 复兴时代 | Fù xīng shí dài | the Renaissance |
| 恶意代码 | è yì dài mǎ | malicious code (e.g. virus); malware |
| 抽象代数 | chōu xiàng dài shù | abstract algebra |
| 指代 | zhǐ dài | to refer to; to be used in place of |
| 指示代词 | zhǐ shì dài cí | demonstrative pronoun |
| 换代 | huàn dài | change of dynasties; to pass on to the next generation; new product (in advertising) |
| 新一代 | xīn yī dài | new generation |
| 新五代史 | Xīn Wǔ dài shǐ | Later History of the Five Dynasties (between Tang and Song), nineteenth of the 24 dynastic histories 二十四史, compiled under Ouyang Xiu 欧阳修 in 1053 during Northern Song dynasty, 74 scrolls |
| 新时代 | xīn shí dài | new age |
| 新生代 | Xīn shēng dài | Cenozoic (geological era covering the last 65m years) |
| 断代 | duàn dài | periodization (of history) |
| 明代 | Míng dài | the Ming dynasty (1368-1644) |
| 春秋战国时代 | Chūn qiū Zhàn guó shí dài | the Spring and Autumn (770-476 BC) and Warring States (475-221) periods; Eastern Zhou (770-221 BC) |
| 春秋时代 | chūn qiū shí dài | Spring and Autumn period (770-476 BC) |
时代不同, 风尚不同 | shí dài bù tóng , fēng shàng bù tóng | customs change with time (idiom); other times, other manners; O Tempora, O Mores! |
| 时代广场 | Shí dài Guǎng chǎng | Times Square |
| 时代华纳 | shí dài Huá nà | Time Warner Inc., US media company |
| 旷代 | kuàng dài | unrivalled; without peer in this generation |
| 更代 | gēng dài | substitution; replacing former general; change of leader |
| 更新换代 | gēng xīn huàn dài | reform and renewal; generational change |
| 替代品 | tì dài pǐn | substitute; alternative |
| 替代燃料 | tì dài rán liào | alternative fuel |
| 末代 | mò dài | final generation |
| 末代皇帝 | mò dài huáng dì | the Last Emperor, biopic of Pu Yi 溥仪 by Bernardo Bertolucci |