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auroral

adjective/əˈrɔrəl/

relating to or resembling the dawn or the northern lights

The night sky was illuminated by auroral displays, painting the landscape with vibrant hues of green and blue.

dawnlikeradiantluminous
word origin — Derived from Latin 'aurora,' meaning 'dawn,' combined with the suffix '-al' indicating 'pertaining to.'

Word Ultra — Set 140

Set 140 of Word Ultra covers 5 words: auroral, nummiform, coeval, abderian, megalithic. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

  1. auroral · adjective/əˈrɔrəl/

    relating to or resembling the dawn or the northern lights

    The night sky was illuminated by auroral displays, painting the landscape with vibrant hues of green and blue.

    Synonyms: dawnlike, radiant, luminous

    Origin: Derived from Latin 'aurora,' meaning 'dawn,' combined with the suffix '-al' indicating 'pertaining to.'

  2. nummiform · adjective/ˈnʌmɪfɔrm/

    shaped like a coin

    The ancient artifact was discovered in a nummiform shape, resembling a large, weathered coin from centuries past.

    Synonyms: coin-shaped, circular, disc-like

    Origin: The word 'nummiform' originates from the Latin 'nummus' meaning 'coin' combined with the suffix '-form' meaning 'shaped like'.

  3. coeval · adjective/koʊˈiːvəl/

    having the same age or origin

    The fossils discovered in the site are coeval with the emergence of the first dinosaurs.

    Synonyms: contemporary, coexisting, synchronous

    Origin: from Latin 'coaevalis', meaning 'of the same age', derived from 'co-' (together) + 'aevum' (age or era)

  4. abderian · adjective/ˌæb.dɪˈrɪ.ən/

    given to laughter or foolishness

    The abderian antics of the clowns left the audience in fits of laughter, proving that silliness can be the best entertainment.

    Synonyms: mirthful, droll, foolish

    Origin: The word 'abderian' originates from the name of the ancient Greek town of Abdera, which was reputedly home to a number of philosophers and thinkers known for their folly and silliness.

  5. megalithic · adjective/ˌmɛɡəˈlɪθɪk/

    relating to or denoting large stones used in prehistoric monuments

    The archaeologists uncovered a megalithic structure that dated back to the Neolithic period, revealing the impressive engineering capabilities of ancient civilizations.

    Synonyms: monolithic, gigantic, colossus

    Origin: From the Greek words 'mega' meaning 'great' and 'lithos' meaning 'stone'