脉管 màiguǎn vessel Definitions Defs Origin Strokes Stroke Words Sentences Sents 脉 脈 mài nounproper noun vein (bound form) blood vessels such as arteries and veins; veins found in leaves or insect wings; a geological or biological structure that branches out, such as a mountain range or a mineral vein管 guǎn noun tube tube; pipe; cylinder; any long, hollow cylindrical object