'发现' (fā xiàn) is a verb meaning 'to discover' or 'to find out'—typically something previously unknown, hidden, or unnoticed. The first character 发 (fā) carries meanings like 'to issue', 'to emit', or 'to initiate', while 现 (xiàn) means 'to appear' or 'to become visible'. Together, they convey the idea of something coming into awareness or view—literally 'causing to appear'. It emphasizes the moment of realization or detection, not just physical finding.

This word is commonly used in scientific, investigative, and everyday contexts: discovering a new species, uncovering a fact, noticing an error, or realizing a personal insight. It often takes a direct object (e.g., a noun or clause), and can be followed by aspect particles like 了 or 过. Unlike '找到' (to find something physically), '发现' focuses on cognitive recognition or revelation—whether through observation, research, or sudden understanding.