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auroral
au·ro·ra A0525100 (ə-rôr′ə)n. pl. au·ro·ras or au·ro·rae (ə-rôr′ē) 1. A luminous atmospheric phenomenon appearing as streamers or bands of light sometimes visible in the night sky in northern or southern regions of the earth. It is thought to be caused by charged particles from the sun entering the earth's magnetic field and stimulating molecules in the atmosphere.2. The dawn.
[Middle English, dawn, from Latin aurōra; see aus- in Indo-European roots.]
au·ro′ral, au·ro′re·an (-ē-ən) adj.au·ro′ral·ly adv.
Au·ro·ra 1 A0525100 (ə-rôr′ə)n. Roman Mythology The goddess of the dawn.
[Latin Aurōra; see aurora.]
Au·ro·ra 2 A0525100 (ə-rôr′ə)1. A city of north-central Colorado, a residential suburb of Denver.2. A city of northeast Illinois on the Fox River west of Chicago. It developed as an industrial center.Thesaurus| Adj. | 1. |  auroral - of or relating to the atmospheric phenomenon auroras; "a prominent green line in the spectrum of the auroras is called the `auroral line'" | | 2. |  auroral - characteristic of the dawn; "a dim auroral glow"aurorean |
auroral
auroral[ə′rȯr·əl] (astronomy) The period of dusk before sunrise. MedicalSeeAURORAauroral
Related to auroral: auroral ovalSynonyms for auroraladj characteristic of the dawnSynonyms |