黄龙病 Traditional form: 黃龍病 Pinyin (reading): huánglóngbìng Definitions: huanglongbing, citrus greening disease Characters: 黄 - yellow; surname 龙 - dragon; symbol of the emperor 病 - sickness, illness, disease Traditional characters: 黃 - yellow; surname 龍 - dragon; symbol of the emperor 病 - sickness, illness, disease