1. A specialized or obscure technique or procedure known only to a small group of people with specialized knowledge or training
The professor used an esoteric method to solve the complex mathematical problem that bewildered most students.
O professor utilizou um método esotérico para resolver o problema matemático complexo que desconcertou a maioria dos alunos.
2. A secretive or mysterious approach to accomplishing a task, often involving hidden knowledge or unconventional practices
The ancient monks preserved an esoteric method of meditation passed down through generations.
Os monges antigos preservaram um método esotérico de meditação transmitido através de gerações.