滴管 Traditional form: 滴管 Pinyin (reading): dīguǎn Definitions: intravenous drip tube dropper; eyedropper (coll.) pipette (coll.) burette drip-irrigation pipe (abbr. for 滴灌管 (dīguànguǎn)) Characters: 滴 - to drip; a drop of water 管 - tube, pipe, duct; to manage, to control Traditional characters: 滴 - to drip; a drop of water 管 - tube, pipe, duct; to manage, to control