a nerve network originating from the nerves of the sacral spine and innervating large areas of the lower trunk and legs, especially via the sciatic nerves.
sacral plexus n.
A plexus formed by the fourth and fifth lumbar nerves and by the first, second, and third sacral nerves, lying on the posterior wall of the pelvis and supplying the lower limbs.
- Sacral splanchnic nerve
sacral splanchnic nerve n. Any of the branches from the sacral sympathetic trunk that pass to the inferior hypogastric plexus.
noun 1. Ecclesiastical. a visible sign of an inward grace, especially one of the solemn Christian rites considered to have been instituted by Jesus Christ to symbolize or confer grace: the sacraments of the Protestant churches are baptism and the Lord’s Supper; the sacraments of the Roman Catholic and Greek Orthodox churches are baptism, confirmation, […]
adjective 1. of, relating to, or of the nature of a sacrament, especially the sacrament of the Eucharist. 2. powerfully binding: a sacramental obligation. noun 3. Roman Catholic Church. an action, as the sign of the cross, a ceremony resembling a sacrament, or a sacred object, regarded as being instituted by the church rather than […]
[sak-ruh-men-tl-iz-uh m] /ˌsæk rəˈmɛn tlˌɪz əm/ noun 1. a belief in or emphasis on the importance and efficacy of the sacraments for achieving salvation and conferring grace. 2. emphasis on the importance of sacramental objects and ritual actions. sacramentalism /ˌsækrəˈmɛntəˌlɪzəm/ noun 1. belief in or special emphasis upon the efficacy of the sacraments for conferring […]