say it: ur-AW-ruhl
auroral is an adjective meaning "of or relating to the atmospheric phenomenon auroras". It carries 2 recorded senses.
of or relating to the atmospheric phenomenon auroras
“a prominent green line in the spectrum of the auroras is called the `auroral line'”
Definitions, synonyms and semantic relations for auroral come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.