> Since 2005, same-sex couples have been able to enter into civil partnerships, which confer broadly similar rights and responsibilities to married couples.
> However, at the moment, only a man and a woman can be legally married.
That's just stupid semantic games. Attitudes have changed, and word meanings can grow and adapt too. See for example eight words which have completely changed their meanings:
http://writinghood.co...ir-meaning-over-time/
Blake wrote of "The Marriage of Heaven and Hell". The marriage of gin and tonic makes a nice drink. The word can be used in a wider context than a man and a woman.
I agree that within a religious context, marriage has to mean what that religion wants it to mean. But within a secular civil context, it can mean whatever we all want it to mean. If we want to carry on playing semantic games, then so be it, but I fail to see the point.