Adelaide Matoso attended the course of Decorative Painting at the António Arroio Decorative Arts School, which she finished in 1962. Until 1976 she gave classes in preparatory and secondary education, having subsequently devoted herself entirely to painting. She has participated in several collective exhibitions and has held multiple individual exhibitions: Imprevisto, Galeria APPLA, Espaço Gan, Galeria Atrium da Casa da Imprensa; Galeria D. Duarte Gallery.