[EternalVigilance]

Every single term associated with marriage requires the union to be between a man and a woman.

Nuptials.

Couple.

Matrimony.

Union.

Wedding.

Connubial.

Betroth.

Bridal.

Monogamy.

And the list goes on and on.

If you study the etymology of each word, the union between a man and a woman is required.

[alancarp]

+1

[Vigilanteman]

Monogamy. That is a particularly interesting component because the rate of monogamous heterosexuals is roughly 70% of males and 80% of females. The sleep around crowd is definitely a minority here.

Among homosexuals, the respective rates are 4% of males and 8% for females. The sleep around crowd is the overwhelming majority here.

[NKP_Vet]

Marriages have to be consumated with the act of sexual intercourse. This is only possible with a man and woman.