1. The quality of being sentimental; excessive tenderness, sadness, or nostalgia
The movie relied too much on sentimentality rather than genuine emotion.
O filme dependia demais de sentimentalismo em vez de emoção genuína.
2. Excessive or affected emotional feeling; maudlin or overly romantic behavior
His letters were filled with sentimentality that seemed insincere.
Suas cartas eram cheias de sentimentalismo que parecia insincero.
3. Attachment to sentimental values or memories
She kept old photographs out of pure sentimentality.
Ela mantinha fotografias antigas por puro sentimentalismo.