Consensual nonmonogamy is an umbrella term that includes a broad range of relational structures that are not monogamous and that are practiced with the knowledge and consent of all parties involved. Trans and/or nonbinary people, like cis people, engage in a variety of relationship structures, including those grouped under this term. Consensual nonmonogamy is a vast umbrella that ranges from traditional nonmonogamous practices, such as polygamous religious marriages to more recent relational structures such as polyamory and relationship anarchy. As long as all parties involved are capable of, and consent to being in, a nonmonogamous relationship, their relationship(s) can be described as falling under consensual nonmonogamy.

Consensual nonmonogamy is not a new concept. In fact, on a global level, nonmonogamy is widespread across cultures, classes, and ...