Definitions
locust larva without wings
Etymology
About
The character 蝝 is a phono-semantic compound: the left side 虫, the "insect" radical, classifies it among insects and creeping creatures, while the right side 彖 serves as the phonetic indicator, giving it the reading "yuán", the same sound it contributes to characters like 緣. In ancient agricultural and biological texts, 蝝 designated a locust nymph, the wingless immature stage. This precise entomological definition was crucial in classical agrarian societies, which needed distinct terms to track and combat locust swarms through each phase of their life cycle, and the character thus became a specialized term embedded in historical pest control vocabulary.
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