a type of light umbrella that women in the past carried to protect themselves from the sun （旧时的）女用阳伞 a large umbrella that is used for example on beaches or outside restaurants to protect people from hot sun （海滩上、餐馆外等处的）大遮阳伞 
Word Originearly 17th cent.: from French, from Italian parasole, from para- ‘protecting against’ + sole ‘sun’ (from Latin sol).