nubiferous

From Latin nubifer, from nūbēs (“cloud”) + ferre (“to bear”). Compare French nubifère.

nubiferous (comparative more nubiferous, superlative most nubiferous)

1. Bringing, or producing, clouds; cloudy.
   • 1849, The Edinburgh Philosophical Journal, page 225:

     These preludes [to auroral beams or streamers] consist of certain arrangements of thin streaks of nubiferous matter, floating at high altitudes, and often stretching quite across the heavens, and appearing to converge at two opposite points near the horizon […]

• funebrious