NUBECULA

‖Nu‐bec″u‐la (?), n.; pl. Nubeculæ (–lē). [[L., dim. of nubes cloud.]] 1. 1. (Astron.) (a) A nebula. (b) pl. Specifically, the Magellanic clouds.
2. 2. (Med.) (a) A slight spot on the cornea. (b) A cloudy object or appearance in urine. Dunglison.