| 循环 | xún huán | to cycle / to circulate / circle / loop |   |
| 周期 | zhōu qī | period / cycle | |
| 轮回 | lún huí | to reincarnate / reincarnation (Buddhism) / (of the seasons etc) to follow each other cyclically / cycle / CL:個|个[ge4] | |
| 周波 | zhōu bō | cycle (physics) | |
| 旋回 | xuán huí | to cycle | |
| 一周 | yī zhōu | one week / all the way around / a whole cycle | |
| 赛车 | sài chē | auto race / cycle race / race car | |
| 人道 | rén dào | human sympathy / humanitarianism / humane / the "human way", one of the stages in the cycle of reincarnation (Buddhism) / sexual intercourse | |
| 生命周期 | shēng mìng zhōu qī | life cycle | |
| 甲子 | jiǎ zǐ | first year of the sixty-year cycle (where each year is numbered with one of the 10 heavenly stems 天干[tian1 gan1] and one of the 12 earthly branches 地支[di4 zhi1]) / the sixty-year cycle | |
| 乙酉 | yǐ yǒu | twenty-second year B10 of the 60 year cycle, e.g. 2005 or 2065 | |
| 周而复始 | zhōu ér fù shǐ | lit. the cycle comes back to the start (idiom) / to move in circles / the wheel comes full circle | |
| 丙戌 | bǐng xū | twenty-third year C11 of the 60 year cycle, e.g. 2006 or 2066 | |
| 甲午 | jiǎ wǔ | thirty-first year A7 of the 60 year cycle, e.g. 1954 or 2014 | |
| 套数 | tào shù | song cycle in Chinese opera / (fig.) a series of tricks / polite remarks / number of (things that are counted in 套[tao4], like houses) | |
| 戊戌 | wù xū | thirty-fifth year E11 of the 60 year cycle, e.g. 1958 or 2018 | |
| 本命年 | běn mìng nián | year of one's birth sign, according to the cycle of 12 animals of the earthly branches 地支[di4 zhi1] | |
| 安全期 | ān quán qī | safe period / safe days of a woman's menstrual cycle (low risk of conception) | |
| 赛车场 | sài chē chǎng | motor racetrack / cycle racetrack | |
| 转轮 | zhuàn lún | rotating disk / wheel / rotor / cycle of reincarnation in Buddhism | |
| 甲申 | jiǎ shēn | 21st year A9 of the 60 year cycle, e.g. 2004 or 2064 | |
| 庚子 | gēng zǐ | 37th year G1 of the 60-year cycle, e.g. 1960 or 2020 | |
| 辛亥 | xīn hài | forty-eighth year H12 of the 60 year cycle, e.g. 1971 or 2031 / cf 辛亥革命[Xin1 hai4 Ge2 ming4], Xinhai Revolution of 1911 | |
| 花甲 | huā jiǎ | complete sexagenary cycle / a 60 year-old person / passage of time | |
| 干支 | gān zhī | the ten Heavenly Stems 十天干[shi2 tian1 gan1] and twelve earthly branches 十二枝 / sexagenary cycle | |
| 庚辰 | gēng chén | seventeenth year G5 of the 60 year cycle, e.g. 2000 or 2060 | |
| 丁卯 | dīng mǎo | fourth year D4 of the 60 year cycle, e.g. 1987 or 2047 | |
| 壬午 | rén wǔ | nineteenth year I7 of the 60 year cycle, e.g. 2002 or 2062 | |
| 甲戌 | jiǎ xū | eleventh year A11 of the 60 year cycle, e.g. 1994 or 2054 | |
| 辛酉 | xīn yǒu | fifty-eighth year H10 of the 60 year cycle, e.g. 1981 or 2041 | |
| 丙子 | bǐng zǐ | thirteenth year C1 of the 60 year cycle, e.g. 1996 or 2056 | |
| 壬申 | rén shēn | ninth year I9 of the 60 year cycle, e.g. 1992 or 2052 | |
| 属相 | shǔ xiàng | colloquial term for 生肖[sheng1 xiao4] the animals associated with the years of a 12-year cycle | |
| 庚午 | gēng wǔ | seventh year G7 of the 60 year cycle, e.g. 1990 or 2050 | |
| 癸未 | guǐ wèi | twentieth year J8 of the 60 year cycle, e.g. 2003 or 2063 | |
| 戊辰 | wù chén | fifth year E5 of the 60 year cycle, e.g. 1988 or 2048 | |
| 庚申 | gēng shēn | fifty-seventh year G9 of the 60 year cycle, e.g. 1980 or 2040 | |
| 丁丑 | dīng chǒu | fourteenth year D2 of the 60 year cycle, e.g. 1997 or 2057 | |
| 戊寅 | wù yín | fifteenth year E3 of the 60 year cycle, e.g. 1998 or 2058 | |
| 丙寅 | bǐng yín | third year C3 of the 60 year cycle, e.g. 1986 or 2046 | |
| 甲寅 | jiǎ yín | 51st year A3 of the 60 year cycle, e.g. 1974 or 2034 | |
| 辛未 | xīn wèi | eight year H8 of the 60 year cycle, e.g. 1991 or 2051 | |
| 己卯 | jǐ mǎo | sixteenth year F4 of the 60 year cycle, e.g. 1999 or 2059 | |
| 辛丑 | xīn chǒu | thirty-eighth year H2 of the 60 year cycle, e.g. 1961 or 2021 / cf 辛丑條約|辛丑条约, Protocol of Beijing of 1901 ending the 8-nation intervention after the Boxer uprising | |
| 壬戌 | rén xū | fifty-ninth year I11 of the 60 year cycle, e.g. 1982 or 2042 | |
| 癸亥 | guǐ hài | sixtieth year J12 of the 60 year cycle, e.g. 1983 or 2043 | |
| 癸酉 | guǐ yǒu | tenth year J10 of the 60 year cycle, e.g. 1993 or 2053 | |
| 戊午 | wù wǔ | fifty-fifth year E7 of the 60 year cycle, e.g. 1978 or 2038 | |
| 丁亥 | dīng hài | twenty-fourth year D12 of the 60 year cycle, e.g. 2007 or 2067 | |
| 辛巳 | xīn sì | eighteenth year H6 of the 60 year cycle, e.g. 2001 or 2061 | |
| 己巳 | jǐ sì | sixth year F6 of the 60 year cycle, e.g. 1989 or 2049 | |
| 乙亥 | yǐ hài | twelfth year B12 of the 60 year cycle, e.g. 1995 or 2055 | |
| 甲辰 | jiǎ chén | 41st year A5 of the 60 year cycle, e.g. 1964 or 2024 | |
| 丙辰 | bǐng chén | fifty-third year C5 of the 60 year cycle, e.g. 1976 or 2036 | |
| 庚寅 | gēng yín | twenty-seventh year G3 of the 60 year cycle, e.g. 2010 or 2070 | |
| 乙丑 | yǐ chǒu | second year B2 of the 60 year cycle, e.g. 1985 or 2045 | |
| 乙卯 | yǐ mǎo | fifty-second year B4 of the 60 year cycle, e.g. 1975 or 2035 | |
| 丙午 | bǐng wǔ | forty-third year C7 of the 60 year cycle, e.g. 1966 or 2026 | |
| 庚戌 | gēng xū | forty-seventh year G11 of the 60 year cycle, e.g. 1970 or 2030 | |
| 己未 | jǐ wèi | fifty-sixth year F8 of the 60 year cycle, e.g. 1979 or 2039 | |
| 戊子 | wù zǐ | twenty-fifth year E1 of the 60 year cycle, e.g. 2008 or 2068 | |
| 丁巳 | dīng sì | fifty-fourth year D6 of the 60 year cycle, e.g. 1977 or 2037 | |
| 癸丑 | guǐ chǒu | fiftieth year J2 of the 60 year cycle, e.g. 1973 or 2033 | |
| 乙未 | yǐ wèi | thirty-second year B8 of the 60 year cycle, e.g. 1955 or 2015 | |
| 壬辰 | rén chén | twenty-ninth year I5 of the 60 year cycle, e.g. 2012 or 2072 | |
| 壬子 | rén zǐ | forty-ninth year I1 of the 60 year cycle, e.g. 1972 or 2032 | |
| 丙申 | bǐng shēn | thirty-third year C9 of the 60 year cycle, e.g. 1956 or 2016 | |
| 戊申 | wù shēn | forty-fifth year E9 of the 60 year cycle, e.g. 1968 or 2028 | |
| 己丑 | jǐ chǒu | twenty-sixth year F2 of the 60 year cycle, e.g. 2009 or 2069 | |
| 乙巳 | yǐ sì | forty-second year B6 of the 60 year cycle, e.g. 1965 or 2025 | |
| 辛卯 | xīn mǎo | twenty-eighth year H4 of the 60 year cycle, e.g. 2011 or 2071 | |
| 己酉 | jǐ yǒu | forty-sixth year F10 of the 60 year cycle, e.g. 1969 or 2029 | |
| 癸卯 | guǐ mǎo | fortieth year J4 of the 60 year cycle, e.g. 1963 or 2023 | |
| 经济周期 | jīng jì zhōu qī | economic cycle | |
| 癸巳 | guǐ sì | thirtieth year J6 of the 60 year cycle, e.g. 2013 or 2073 | |
| 己亥 | jǐ hài | thirty-sixth year F12 of the 60 year cycle, e.g. 1959 or 2019 | |
| 壬寅 | rén yín | thirty-ninth year I3 of the 60 year cycle, e.g. 1962 or 2022 | |
| 环法 | huán fǎ | Tour de France cycle race / abbr. for 環法自行車賽|环法自行车赛 | |
| 水循环 | shuǐ xún huán | water cycle / hydrologic cycle | |
| 格萨尔 | Gé sà ěr | King Gesar, hero of a Tibetan and Mongolian epic cycle | |
| 计时赛 | jì shí sài | time trial (e.g. in cycle race) / timed race / competition against the clock | |
| 核燃料循环 | hé rán liào xún huán | nuclear fuel cycle | |
| 开发周期 | kāi fā zhōu qī | development cycle / development period | |
| 燃料循环 | rán liào xún huán | fuel cycle | |
| 细胞周期 | xì bāo zhōu qī | cell cycle | |
| 周速 | zhōu sù | cycle time / cycle speed | |
| 良性循环 | liáng xìng xún huán | virtuous cycle (i.e. positive feedback loop) | |
| 丁未 | dīng wèi | forty-fourth year D8 of the 60 year cycle, e.g. 1967 or 2027 | |
| 丁酉 | dīng yǒu | thirty-fourth year D10 of the 60 year cycle, e.g. 1957 or 2017 | |
| 凯林赛 | kǎi lín sài | keirin cycle race (paced stadium event) (loanword from Japanese 競輪 / "keirin") | |
| 太阳黑子周 | tài yáng hēi zǐ zhōu | sunspot cycle | |
| 柠檬酸循环 | níng méng suān xún huán | citric acid cycle / Krebs cycle / tricarboxylic acid cycle | |
| 溶源性 | róng yuán xìng | lysogeny (reproduction cycle of bacteriophage 噬菌體|噬菌体[shi4 jun1 ti3]) | |
| 环法国 | huán Fǎ guó | Tour de France cycle race | |
| 环法自行车赛 | huán fǎ zì xíng chē sài | Tour de France cycle race | |
| 自行车赛 | zì xíng chē sài | cycle race | |
| 计时比赛 | jì shí bǐ sài | time trial (e.g. in cycle race) / timed race / competition against the clock | |
| 赛车场赛 | sài chē chǎng sài | stadium cycle race | |
| 郎肯循环 | láng kěn xún huán | Rankine cycle (engineering) | |
| 開發周期 | kāi fā zhōu qī | development cycle / development period / also written 開發週期|开发周期 | |
