About
剂 refers to a medicinal dosage, chemical preparation, or active agent designed for a specific effect. Its traditional form, 劑, is a phono-semantic compound: the left side features the phonetic component 齊 (qí, meaning "neat" or "uniform"), while the right side contains the semantic knife radical 刂 (dāo). This radical historically references the careful slicing and precise measuring of herbal ingredients to create standardized prescriptions. In the simplified form 剂, the complex phonetic component 齊 is replaced by its simpler counterpart 齐, while the knife radical 刂 remains unchanged, preserving the connection to the accurate division of mixtures for therapeutic or industrial use.
Etymology Hide
Example Sentences Hide
这是一种有效的药剂。
消毒剂可以杀死细菌。
催化剂能加快反应速度。
食品添加剂需要严格控制。
这种溶剂对环境有害。
请务必遵循正确的剂量。
这种制剂用于外部涂抹。
催化剂在工业生产中至关重要。