- 乙醇 yǐchún ethanolethanol; ethyl alcohol; a colorless, flammable liquid with a distinct odor that is the main component of alcoholic drinks, also used as a solvent, fuel, and disinfectant
- 乙肝 yǐgān hepatitis Babbreviation for [[乙型肝炎|乙型肝炎|yi3 xing2 gan1 yan2]], a viral infection of the liver
- 乙烯 yǐxī ethylene; ethenea colorless flammable gas (C2H4) derived from petroleum; used as a chemical feedstock for plastics and synthetic fibers, and for welding and cutting metal
- 乙型肝炎 yǐxínggānyán hepatitis Ban infectious inflammatory illness of the liver caused by the hepatitis B virus
- 乙酰 yǐxiān acetyl(bound form) acetyl; an organic chemical group derived from acetic acid
- 乙酸 yǐsuān acetic acidacetic acid; ethanoic acid; a colorless liquid with a pungent smell that is the main component of vinegar
- 聚乙烯 jùyǐxī polyethylenepolyethylene; polythene; a common thermoplastic polymer used widely in plastic films, containers, and insulation
- 太乙 tàiyǐ primordial unitythe primordial unity of yin and yang; the origin of all things in ancient cosmology
- 乙脑 yǐnǎo Japanese encephalitisabbreviation for [[乙型脑炎|乙型腦炎|yi3 xing2 nao3 yan2]]; an acute viral brain infection spread by mosquitoes
- 乙醚 yǐmí etherether; diethyl ether; a colorless, volatile, and highly flammable liquid used as a solvent and an anesthetic in medicine
- 聚氯乙烯 jùlǜyǐxī polyvinyl chloridepolyvinyl chloride (PVC)
- 氯乙烯 lǜyǐxī vinyl chloride, chloroethenea colorless gas with a pungent odor; used as the chemical building block for making the plastic polyvinyl chloride (PVC)
- 乙二醇 yǐ'èrchún ethylene glycolethylene glycol; glycol; ethanediol, a chemical used as antifreeze
- 乙状结肠 yǐzhuàngjiécháng sigmoid colonthe S-shaped part of the large intestine that connects the descending colon to the rectum
- 聚苯乙烯 jùběnyǐxī polystyrenea type of thermoplastic resin that is colorless and odorless; used extensively in electrical insulation, plastics, films, and acid-resistant containers
- 乙炔 yǐquē acetyleneA colorless, flammable gas used as a fuel for welding and lighting, or as a chemical building block; also called [[电石气|電石氣|dian4 shi2 qi4]].
- 乙酉 yǐyǒu 22nd year of the 60-year cycleThe twenty-second year of the 60-year sexagenary cycle, formed by the celestial stem [[乙|乙|yi3]] and the earthly branch [[酉|酉|you3]].
- 苯乙烯 běnyǐxī styreneOrganic compound that is a colorless, oily liquid; used primarily in the production of plastics, resins, and synthetic rubber
- 乙醛 yǐquán acetaldehyde(bound form) acetaldehyde; ethanal; a colorless, flammable organic compound with a pungent odor that occurs naturally in coffee and ripe fruit
- 乙卯 yǐmǎo fifty-second yearthe fifty-second year of the sixty-year sexagenary cycle, including 1915, 1975, and 2035
- 乙亥 yǐhài year 12The twelfth year of the sexagenary cycle (e.g. 1935, 1995, 2055).
- 乙丑 yǐchǒu second yearThe second year of the sixty-year sexagenary cycle, formed by the second heavenly stem and the second earthly branch.
- 乙未 yǐwèi 32nd year of the 60-year cycleThe thirty-second year of the 60-year sexagenary cycle, formed by the celestial stem [[乙|乙|yi3]] and the earthly branch [[未|未|wei4]], appearing every sixty years such as 1895, 1955, or 2015
- 乙烷 yǐwán ethanea colorless, odorless, flammable gas found in natural gas and petroleum; it is a key raw material in the petrochemical industry used for fuel and organic synthesis
- 乙巳 yǐsì 42nd year of the 60-year cycleThe 42nd year of the [[天干地支|天干地支|tian1 gan1 di4 zhi1]] sexagenary cycle, occurring every sixty years (such as 1905, 1965, or 2025).
- 乙型脑炎 yǐxíngnǎoyán Japanese encephalitisJapanese encephalitis; also known as epidemic encephalitis B
- 乙方 yǐfāng party Bparty B (in a contract or agreement); usually refers to the person or side accepting a task or providing services
- 甲乙 jiǎyǐ A and BThe first two of the ten Heavenly Stems; refers to the first and second in a series or categories
- 三氯乙烯 sānlǜyǐxī trichloroethyleneA colorless, non-flammable liquid used as a solvent for fats and coatings. Derived by heating tetrachloroethylene with lime, it is insoluble in water but dissolves in ethanol and ether.
- 三氯乙烷 sānlǜyǐwán trichloroethaneA colorless organic solvent with a high evaporation rate; used as a solvent for resins, adhesives, and correction fluid.
- 三氯乙醛 sānlǜyǐquán chloralchloral; trichloroacetaldehyde, a colorless oily liquid used in the production of DDT and as a sedative
- 乙型 yǐxíng type Btype B; type II; the second of a group of related items, such as blood types or technical specifications
- 乙基 yǐjī ethylethyl group in organic chemistry
- 乙太 yǐtài ether(loanword) ether, referring to the hypothetical medium once believed to fill space and transmit light waves
- 乙太网路 yǐtàiwǎnglù EthernetA common type of computer network used to connect devices in a local area; specifically used in Taiwan
- 乙女 yǐnǚ maiden(slang) maiden or young lady; used especially to refer to romantic media and games aimed at women. A direct borrowing of the Japanese word 'otome'.
- 乙女心 yǐnǚxīn jelly bean plantthe succulent plant "Sedum pachyphyllum", which has leaves with red tips
- 乙女游戏 yǐnǚyóuxì otome gamestory-based video game targeted towards women, typically involving romance with male characters
- 乙榜 yǐbǎng second class listthe second class list of successful candidates in the imperial civil service examinations, typically referring to those who attained the degree of provincial graduate
- 乙氧基 yǐyǎngjī ethoxyethoxy group in chemistry
- 乙氨基 yǐ'ānjī ethylamino group(bound form) ethylamino group, a chemical group derived from ethylamine
- 乙游 yǐyóu otome game(abbreviation) a romance simulation game targeted at women, typically featuring a female protagonist and multiple male love interests
- 乙炔灯 yǐquēdēng acetylene lampa lamp that produces and burns acetylene gas, typically used by miners or for early automotive headlamps
- 乙烯基 yǐxījī vinylvinyl group; ethenyl group
- 乙瑛碑 yǐyīngbēi Yiying SteleFamous stone stele dating from the Han Dynasty, specifically the year 153, located in the Temple of Confucius in Qufu
- 乙硫醇 yǐliúchún ethanethiolethanethiol (chemistry)
- 乙种 yǐzhǒng category Btype B; category B; second class or grade; beta-
- 乙种射线 yǐzhǒngshèxiàn beta rayStream of beta particles emitted during radioactive decay; also known as [[β射线|β射線|bei4 ta3 she4 xian4]] or [[贝塔射线|貝塔射線|bei4 ta3 she4 xian4]].
- 乙种粒子 yǐzhǒnglìzǐ beta particlebeta particle; a high-speed electron or positron emitted by a radioactive nucleus during radioactive decay
Sources
- Frequency data
- MTSU Chinese text computingSUBTLEX-CH