Definition of "decrown"

decrown

/diːˈkɹaʊn/

verb
third-person singular simple present decrowns, present participle decrowning, simple past and past participle decrowned
1. (transitive) To deprive of a crown; to discrown.
  Quotations
  the Popes […] authority to decrowne Kings
  1630, Thomas Adams, “The Contagion of Sinne”, in The Workes of Thomas Adams
2. (transitive, dentistry) To decoronate (a tooth).
3. (transitive) To remove the crown of a pineapple, strawberry, etc.
4. (transitive, figurative) To deprive of supremacy or exaltedness.
  Quotations
  Laughter for laughter's sake and the allied mocking of social values and decrowning of all dogmatic forms of authority this entails.
  2013, Isher-Paul Sahni, “More than Horseplay”, in Studies in Popular Culture, volume 35, page 70