操练 (cāo liàn) is a verb meaning 'to drill' or 'to train', especially in structured, disciplined, or formal settings. The character 操 (cāo) conveys the idea of handling, managing, or practicing something deliberately, while 练 (liàn) means 'to practice' or 'to train', often with repetition and effort to achieve proficiency. Together, they emphasize systematic, often physical or procedural rehearsal—commonly used for military drills, sports training, language practice, or medical skill development.

This word carries a tone of seriousness, rigor, and intentionality—not casual practice but purposeful, repeated exercise under guidance or discipline. It appears frequently in contexts involving preparation for performance, safety procedures, or mastery of technical skills. While it can be used figuratively (e.g., 'drilling vocabulary'), its core nuance remains rooted in methodical, often group-based, rehearsal. It is more formal than 练习 (liàn xí) and less colloquial than 熟悉 (shú xī, 'to become familiar with').