In the scriptures, something that causes disgust or hatred to the righteous and pure.

Lying lips are abomination to the Lord, Prov. 12: 22. Pride is abominable in the sight of the Lord, Jacob 2: 13-22. The wicked are consigned to a view of their own abominations, Mosiah 3: 25. Unchastity is most abominable above all sins save murder and denying the Holy Ghost, Alma 39: 3-5. The indignation of the Lord is kindled against their abominations, D&C 97: 24.