masc. proper name, Italian and Late Latin, from Latin dominicus "Lordly, devoted to God," literally "pertaining to a lord," from dominus "lord, master," from domus "house" (from PIE root *dem- "house, household").
Entries linking to dominic
*dem-
Proto-Indo-European root meaning "house, household." It represents the usual Indo-European word for "house" (Italian, Spanish casa are from Latin casa "cottage, hut;" Germanic *hus is of obscure origin).
It forms all or part of: Anno Domini; belladonna; condominium; dame; damsel; dan "title of address to members of religious orders;" danger; dangerous; demesne; despot; Dom Perignon; domain; dome; domestic; domesticate; domicile; dominate; domination; dominion; domino; don (n.) "Spanish, Italian, and Portuguese title of respect;" Donna; dungeon; ma'am; madam; madame; mademoiselle; madonna; major-domo; predominant; predominate; timber; toft.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit damah "house;" Avestan demana- "house;" Greek domos "house," despotēs "master, lord;" Latin domus "house," dominus "master of a household;" Armenian tanu-ter "house-lord;" Old Church Slavonic domu, Russian dom "house;" Lithuanian dimstis "enclosed court, property;" Old Norse topt "homestead."
Dominican 1
"Black friar, one of an order of mendicant preaching friars," 1630s, from Latin form of the name of Domingo de Guzman (Santo Domingo), who founded the order in Languedoc. They were confirmed by the pope in 1216. His name, like Italian form Dominic (q.v.), is from Latin dominicus,which in Christian use meant "devoted to the Lord."