1. A romantic relationship between two people who agree to be exclusively with each other and not engage in romantic or sexual relations with anyone else
After dating for six months, they decided to transition into monogamous dating.
Depois de namorar por seis meses, eles decidiram fazer a transição para um namoro monogâmico.
2. The practice or custom of having only one romantic partner at a time
Monogamous dating is the most common relationship structure in Western cultures.
O namoro monogâmico é a estrutura de relacionamento mais comum nas culturas ocidentais.