a feeling of sadness mixed with pleasure and affection when you think of happy times in the past a sense/wave/pang of nostalgia She is filled with nostalgia for her own college days.
NAmE//nəˈstældʒɪk//, NAmE//nɑˈstældʒɪk//
adjective nostalgic memories I feel quite nostalgic for the place where I grew up. NAmE//nəˈstældʒɪkli//, NAmE//nɑˈstældʒɪkli//
adverb to look back nostalgically to your childhoodSee nostalgia in the Oxford Advanced Learner's DictionaryCheck pronunciation: nostalgia