pindexpentahydroxy./pen-tuh-hahy-drok-see/US // ˌpɛn tə haɪˈdrɒk si //五羟基,五羟基化合物,五羟基的,五羟色胺Definitionsadj.adjective · 形容词1. Chemistry.› containing five hydroxyl groups.Level 5More words in p →