- 单元格 dānyuángé cellcell within a spreadsheet or table
- 单元楼 dānyuánlóu apartment buildingA residential building made up of separate apartments where each unit has its own private kitchen and bathroom
- 单元房 dānyuánfáng apartmenta self-contained apartment or flat; typically includes a living room, bedroom, kitchen, and bathroom as a single unit
- 单元体 dānyuántǐ haplonta biological organism or phase that has a single set of chromosomes; unit body
- 中央处理单元 zhōngyāngchǔlǐdānyuán central processing unitThe core hardware component of a computer system that executes instructions and processes data; CPU
- 模块单元 mókuàidānyuán modular unitmodular unit; a component or block that can be combined with others within a larger system
- 单元剧 dānyuánjù episodic dramaA television or radio drama where each episode or small group of episodes concludes a complete story; contrasted with [[连续剧|連續劇|lian2 xu4 ju4]]
- 单元音 dānyuányīn monophthonga speech sound consisting of a single vowel sound; a simple vowel as opposed to a [[复元音|複元音|fu4 yuan2 yin1]]
- 图形处理单元 túxíngchǔlǐdānyuán graphics processing unit(computing) graphics processing unit (GPU)
- 有限单元 yǒuxiàndānyuán finite elementfinite element; typically used in the context of the finite element method for numerical analysis in engineering and physics