[noun] [U] - a feeling of pleasure and sometimes slight sadness at the same time as you think about things that happened in the pastSome people feel nostalgia for their schooldays.He'd last heard the tune in his childhood and hearing it again filled him with nostalgia.A wave of nostalgia has hit the village as the school is preparing to close down.
NOSTALGIA
Meaning of NOSTALGIA in English
Cambridge English vocab. Кембриджский английский словарь. 2012