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• a long cigar with blunt ends

  hypernym

  cigar

• (anatomy) any structure that resembles a crown in shape

  derivation	coronary
  domain topic	anatomygeneral anatomy
  hypernym	anatomical structurebodily structurebody structurecomplex body partstructure

• the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse

  synonym	aureole
  holo part	nimbusnimbus cloudrain cloud
  hypernym	glowglowingradiance

• an electrical discharge accompanied by ionization of surrounding atmosphere

  synonym	corona dischargecorposantelectric glowSaint Elmo's fireSaint Elmo's lightSaint Ulmo's fireSaint Ulmo's lightSt. Elmo's fire
  hypernym	arcdischargeelectric arcelectric dischargespark

• one or more circles of light seen around a luminous object

  hypernym

  lightvisible lightvisible radiation

• (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower

  domain topic	botanyphytology
  holo part	corolla
  hypernym	plant partplant structure

• a viral disease caused by SARS-CoV-2 that caused a global pandemic in 2020

  synonym	2019-nCoV acute respiratory diseasecoronaviruscoronavirus disease 2019COVID-19novel coronavirus pneumoniaWuhan coronavirusWuhan fluWuhan pneumoniaWuhan virus
  hypernym	coronavirus disease