1. The quality or state of being strange, unusual, or peculiar
The oddity of his behavior made everyone uncomfortable.
A raridade de seu comportamento deixou todos desconfortáveis.
2. A person or thing that is strange, unusual, or peculiar
He was considered an oddity in his conservative town.
Ele era considerado uma raridade em sua cidade conservadora.
3. Something that is difficult to understand or explain; an anomaly
Scientists discovered an oddity in the experimental results.
Os cientistas descobriram uma anomalia nos resultados do experimento.