Nidus

(ni'-dus). I. A central point or focus of infection; a place in which an organism finds conditions suitable for growth and development. 2. A collection of ganglion-cells at the deep origin of a cranial nerve; a nucleus. N. hi rund in is, a deep fo a in the cerebellum situated between the velum me dull are poster i us in front, and the nodulus and uvula behind. Niemeyer's Pill. A pill of quinin, grain 1, digitalis, grain one-half, and opium, grain one-quarter. It is used in pulmonary tuberculosis, and is taken every six hours.