civil unioncivil union
a legally recognized marriage-like union of same-sex partners
A legally sanctioned relationship between two people, especially of the same sex, having many of the rights and responsibilities of marriage.
civil union - Legal Definition
A relationship between cohabitating members of the same sex, legally recognized in some states, that conveys to the couple some or all attributes, benefits, and rights of marriage for purposes of that state’s law, but not for purposes of other states’ laws or federal law. See also cohabitation and marriage.