Nimbus
[ˈnɪm.bəs]Meaning
from the Latin for "dark cloud", an outdated term for the nimbostratus cloud
Background Story
Nimbus comes from the Latin for "dark cloud" and is an outdated term for the type of cloud now classified as the nimbostratus cloud. The sources checked do not record it as a personal name.
Temperament

Related Names
Astral
Caster
English word for someone or something that casts, or for a small wheel fitted under an object
Cenith
No documented meaning; recorded as a feminine given name in American English
Collis
A variant of Collins, from the given name Colin
Gemini
Latin for "twins"; the name of the third sign of the zodiac
Indigo
From the English word indigo, the purplish-blue dye or colour, ultimately from Greek Indikon, "from India".
Marine
French, Armenian and Georgian form of Marina
Maxime
French form of Maximus.
Nakona
Recorded as a rare given name in American usage
Nebula
Latin for 'cloud, fog'; a luminescent part of the interstellar medium