Definition of Scientology in English:
 Scientology
noun sʌɪənˈtɒlədʒiˌsaɪənˈtɑlədʒi
mass nountrademark A religious system based on the seeking of self-knowledge and spiritual fulfilment through graded courses of study and training. It was founded by American science fiction writer L. Ron Hubbard (1911–86) in 1955.
 Example sentencesExamples
-  There are so many specific daily results that I get from Dianetics and Scientology.
 -  I think it's wonderful that his belief in Scientology is so strong, but I resented being preached at by him.
 -  All religions require learning and sacrifice, and Scientology is no exception.
 -  Earlier this month, stunning Katie, who was raised a Catholic, admitted she had been studying Scientology.
 -  The video I watch consists entirely of a 1966 interview with L. Ron Hubbard, the charismatic founder of Scientology.
 
Origin
  
From Latin scientia 'knowledge' + -logy.
   Definition of Scientology in US English:
 Scientology
nounˌsīənˈtäləjēˌsaɪənˈtɑlədʒi
trademark A religious system based on the seeking of self-knowledge and spiritual fulfillment through graded courses of study and training. It was founded by American science fiction writer L. Ron Hubbard (1911–86) in 1955.
 Example sentencesExamples
-  The video I watch consists entirely of a 1966 interview with L. Ron Hubbard, the charismatic founder of Scientology.
 -  All religions require learning and sacrifice, and Scientology is no exception.
 -  I think it's wonderful that his belief in Scientology is so strong, but I resented being preached at by him.
 -  Earlier this month, stunning Katie, who was raised a Catholic, admitted she had been studying Scientology.
 -  There are so many specific daily results that I get from Dianetics and Scientology.
 
Origin
  
From Latin scientia ‘knowledge’ + -logy.