- 复合肥 fùhéféi compound fertilizerfertilizer containing two or more primary plant nutrients
- 复合词 fùhécí compound wordA word composed of two or more distinct roots combined into a single unit; a type of [[合成词|合成詞|he2 cheng2 ci2]]
- 复合材料 fùhécáiliào composite materialA material made from two or more substances with different physical or chemical properties that, when combined, produce a material with improved overall performance; used in aerospace, construction, and electronics
- 复合母音 fùhémǔyīn compound vowela compound vowel or diphthong; a sound formed by the combination of two or more vowels in a single syllable
- 复合量词 fùhéliàngcí compound classifierA measure word formed by combining two or more units to express a complex measurement.
- 复合韵母 fùhéyùnmǔ compound final; compound vowelA compound vowel consisting of two or three vowels, where the tongue and lips transition from one vowel position to another during the articulation of a single syllable; includes diphthongs and triphthongs
- 高尔基复合体 gāo'ěrjīfùhétǐ Golgi complexGolgi complex in cell biology
- 复合企业 fùhéqǐyè conglomerateA large company formed by the merger of several businesses in different industries, operating as a single diversified group
- 复合元音 fùhéyuányīn compound vowelA sound consisting of two or more vowels within a single syllable, such as a diphthong or triphthong.
- 复合弓 fùhégōng composite bowa bow made from multiple layers of different materials, such as wood, horn, and sinew