1. The quality of being natural; absence of artificiality or affectation
She spoke with great naturalness and ease.
Ela falava com grande naturalidade e facilidade.
2. The place where someone was born; birthplace or place of origin
His naturalidade is listed as Rio de Janeiro.
Sua naturalidade é Rio de Janeiro.
3. The quality of seeming normal, expected, or uncontrived
The actor performed with such naturalness that the audience forgot they were watching a play.
O ator atuou com tal naturalidade que a plateia esqueceu que estava assistindo a uma peça.