In Christianity, Mary is commonly referred to as the Virgin Mary, in accordance with the belief that the Holy Spirit impregnated her, thereby conceiving her first-born son Jesus miraculously, without sexual relations with her betrothed Joseph, "until her son [Jesus] was born".[18] The word "until" has inspired considerable analysis on whether Joseph and Mary produced siblings after the birth of Jesus or not.[d] Among her many other names and titles are the Blessed Virgin Mary (often abbreviated to "BMV" after the Latin Beata Maria Virgo),[20] Saint Mary (occasionally), the Mother of God (primarily in Western Christianity),
Background information source: Wikipedia