subcostal nerve n.
The ventral branch of the 12th thoracic nerve, supplying parts of the abdominal muscles and giving off cutaneous branches to the skin of the lower abdominal wall and to the gluteal region.
- Subcostal plane
subcostal plane n. A horizontal plane passing through the lower limits of the tenth costal cartilages, marking the boundary between the hypochondriac and epigastric regions and between the lateral and umbilical regions.
noun, Mathematics. 1. a set of subsets of a cover of a given set that also is a cover of the set.
subcrepitant sub·crep·i·tant (sŭb-krěp’ĭ-tənt) adj. Nearly or faintly crepitant. Used of a rale.
adjective 1. Physics. pertaining to a state, value, or quantity that is less than critical, especially to a mass of radioactive material. 2. being of less than critical importance. adjective 1. (physics) (of a nuclear reaction, power station, etc) having or involving a chain reaction that is not self-sustaining; not yet critical