corona

Noun
  1. The outermost region of the sun's atmosphere;
    Visible as a white halo during a solar eclipse (synset 111447181)
    hypernym: glow, glowing, radiance - the amount of electromagnetic radiation leaving or arriving at a point on a surface
    part meronym: nimbus, nimbus cloud, rain cloud - a dark grey cloud bearing rain
    synonym: aureole
  2. (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower (synset 111711801)
    domain category: botany, phytology - the branch of biology that studies plants
    hypernym: plant part, plant structure - any part of a plant or fungus
    part meronym: corolla - (botany) the whorl of petals of a flower that collectively form an inner floral envelope or layer of the perianth
  3. An electrical discharge accompanied by ionization of surrounding atmosphere (synset 111460898)
    hypernym: arc, discharge, electric arc, electric discharge, spark - electrical conduction through a gas in an applied electric field
    synonym: corona discharge, corposant, electric glow, saint elmo's fire, saint elmo's light, saint ulmo's fire, saint ulmo's light, st. elmo's fire
  4. One or more circles of light seen around a luminous object (synset 111460787)
    hypernym: light, visible light, visible radiation - (physics) electromagnetic radiation that can produce a visual sensation
  5. (anatomy) any structure that resembles a crown in shape (synset 105614881)
    domain category: anatomy, general anatomy - the branch of morphology that deals with the structure of animals
    hypernym: anatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing and its construction and arrangement
  6. A long cigar with blunt ends (synset 103116134)
    hypernym: cigar - a roll of tobacco for smoking

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