" Astronomy . In form Nubecula. (The name of) either of the Magellanic Clouds", Late 17th cent.; earliest use found in Robert Hooke (1635–1703), natural philosopher. From classical Latin nūbēcula a small cloud, a cloud-like cluster of stars, a cloudy area in urine, a film in the eye from nūbēs cloud + -cula.[nubecula etymology, nubecula origin, 英语词源]