Nubecula
Nu*bec"u*la\, n.; pl. Nubecul[ae] (-l[=e]). [L., dim. of nubes cloud.]1. (Astron.) (a) A nebula. (b) pl. Specifically, the Magellanic clouds. 2. (Med.) (a) A slight spot on the cornea. (b) A cloudy object or appearance in urine. --Dunglison.