丝瓜（学名：Luffa cylindrica），粤语称有棱的丝瓜或胜瓜，无棱的水瓜，珠江三角洲丝瓜特指八角瓜，是原产于印度的一种葫芦科植物，在**又称菜瓜，在东亚地区被广泛种植。

丝瓜为葫芦科植物丝瓜或粤丝瓜的鲜嫩果实，又称吊瓜，原产于东南亚，明代（此处有争议：在本页中引用了宋人的诗句）引种到中国，成为人们常吃的蔬菜。

Luffa aegyptiaca , sponge gourd, Egyptian cucumber, and also known as Vietnamese luffa, for Vietnam is its native habitat (Vietnamese:mướp hương), is a species of Luffa grown for its fruit. The plant is an annual vine, native to South Asia and Southeast Asia.It is known as Awmpawng in Mizo and Bhûl (ভোল) in Assamese.