1. A firm, clearly defined limit or border that must not be crossed or violated
The teacher set strict boundaries for classroom behavior.
A professora estabeleceu limites rigorosos para o comportamento em sala de aula.
2. A demarcation line that is enforced with little to no flexibility
There is a strict boundary between public and private property.
Existe um limite rigoroso entre propriedade pública e privada.
3. A clear separation or distinction that is strictly maintained
The company maintains strict boundaries between work and personal life.
A empresa mantém limites rigorosos entre vida profissional e pessoal.