Aurora Definition

ə-rôrə
aurorae, auroras, aurora
noun
auroras
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.
American Heritage
The goddess of dawn: identified with the Greek Eos.
Webster's New World
The dawn.
Webster's New World
The goddess of the dawn.
American Heritage

Aurora australis or aurora borealis.

Webster's New World
Synonyms:
pronoun

(Roman mythology) Roman goddess of the dawn; equivalent of the Greek Eos. Sister of Luna and Sol.

Wiktionary
A female given name, in quiet but regular use since the 19th century.
Wiktionary

(poetic) The dawn.

Wiktionary

Other Word Forms of Aurora

Noun

Singular:
aurora
Plural:
aurorae, auroras

Origin of Aurora

  • Middle English dawn from Latin aurōra aus- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin aurora (“dawn”).

    From Wiktionary

  • Latin Aurōra aurora

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin Aurora.

    From Wiktionary

Aurora Sentence Examples

  • The " Aurora " reached Cape Evans on Jan.

  • The " Aurora " proceeded westward close along the Antarctic circle.

  • The Swedish Expedition (17) of 1899-1902, engaged in measuring an arc of the meridian in Spitsbergen, were unusually well provided spectrographically, and succeeded in taking photographs of aurora in conjunction with artificial lines-chiefly of hydrogen-which led to results claiming exceptional accuracy.

  • He was the first, in 1867, to examine the spectrum of the aurora borealis, and detected and measured the characteristic bright line in its yellow green region; but he was mistaken in supposing that this same line, which is often called by his name, is also to be seen in the zodiacal light.

  • Arctic observers, both Danish and British, have repeatedly reported displays of aurora unaccompanied by any special magnetic disturbance.

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Words Starting With

AAUAUR

Words Ending With

ARAORA

Unscrambles

aurora

Words Starting With A and Ending With A

Starts With A & Ends With AStarts With AU & Ends With AStarts With A & Ends With RA

Word Length

6 Letter Words6 Letter Words Starting With A6 Letter Words Ending With A