1. A method or procedure that generates debate, disagreement, or disapproval due to ethical, moral, scientific, or practical concerns
The controversial technique of gene editing has sparked intense debate among scientists and ethicists.
A técnica controversa de edição genética gerou intenso debate entre cientistas e especialistas em ética.
2. A contested or disputed approach that lacks universal acceptance or approval
The coach's controversial technique of extreme training regimens was criticized by medical professionals.
A técnica controversa do treinador de regimes de exercício extremo foi criticada por profissionais da medicina.