Dom or DOM may refer to:
The Dominican Republic (Spanish: República Dominicana [reˈpuβlika ðominiˈkana]) is a sovereign state occupying the eastern two-thirds of the island of Hispaniola, in the Greater Antilles archipelago in the Caribbean region.
The Domain Name System (DNS) is a hierarchical decentralized naming system for computers, services, or other resources connected to the Internet or a private network.
Domestic violence (also named domestic abuse, battering, or family violence) is a pattern of behavior which involves violence or other abuse by one person against another in a domestic setting, such as in marriage or cohabitation.
A domain name is an identification string that defines a realm of administrative autonomy, authority or control within the Internet.
Dominance in genetics is a relationship between alleles of one gene, in which the effect on phenotype of one allele masks the contribution of a second allele at the same locus.
The Order of Preachers (Latin: Ordo Praedicatorum, postnominal abbreviation O.P.), also known as the Dominican Order, is a mendicant Catholic religious order founded by the Spanish priest Dominic of Caleruega in France, approved by Pope Honorius III via the papal bull Religiosam vitam on 22 December 1216. Members of the order, who are referred to as Dominicans, generally carry the letters O.P.
Dominica (/ˌdɒmɪˈniːkə/ DOM-i-NEE-kə; French: Dominique; Island Carib: Wai‘tu kubuli), officially the Commonwealth of Dominica, is a sovereign island country.
The domestic pig (Sus scrofa domesticus or Sus domesticus), often called swine, hog, or pig when there is no need to distinguish it from other pigs, is a large, even-toed ungulate.
Domperidone, sold under the brand name Motilium among others, is a peripherally selective dopamine D2 receptor antagonist that was developed by Janssen Pharmaceutica and is used as an antiemetic, gastroprokinetic agent, and galactagogue.