IPA: /ˌpɒliˈæmərəs/
KK: /ˌpɑliˈæmərəs/
Relating to the practice of having romantic relationships with more than one person at the same time, where all partners are aware and agree to it.
She identifies as polyamorous and believes in loving multiple partners openly and honestly.
Polyamorous → It is formed from "poly-" (from Greek "polus", meaning many) and "amor" (from Latin, meaning love). The word describes a relationship style characterized by loving multiple partners simultaneously.
Think of 'many' ('poly-') loves ('amor') to remember that polyamorous means having multiple loving relationships.