polyamory
pol y am o ry |ˌpälēˈamərē ˌpɑliˈæməri | ▶noun the philosophy or state of being in love or romantically involved with more than one person at the same time. DERIVATIVES pol y am o rous adjective, pol y am o rist noun ORIGIN from poly- ‘many ’ + Latin amor ‘love ’ + -y, on the pattern of polygamy and polyandry .
polyamory |ˌpɒliˈam (ə )ri | ▶noun [ mass noun ] the practice of engaging in multiple sexual relationships with the consent of all the people involved. DERIVATIVES polyamorist |ˌpɒliˈam (ə )rɪst |noun, polyamorous |ˌpɒliˈam (ə )rəs |adjective ORIGIN 1990s: from poly- ‘many ’ + Latin amor ‘love ’.