Main Entry: sod·omy
Etymology: Middle English, from Anglo-French sodomie, from Late Latin Sodoma Sodom; from the homosexual proclivities of the men of the city in Genesis 19:1–11
Date: 13th century
: anal or oral copulation with a member of the same or opposite sex; also : copulation with an animal
— sod·om·it·ic \sä-d-mi-tik\ or sod·om·it·i·cal \-ti-kl\ adjective
Definition taken from:Definition of sodomy - Merriam-Webster Online Dictionary
Homosexuality is VERY MUCH A SIN per the Bible, but that isn't the question. The question is if they should go to hell and the Bible is quite clear that sin isn't what sends one to hell...only rejection of Jesus Christ as you lord and savior.