1. A standard, typical, or socially expected path or course of action, particularly in career, education, or life progression
She decided to break away from the conventional trajectory and start her own business.
Ela decidiu sair da trajetória convencional e começar seu próprio negócio.
2. In physics and astronomy, a predictable or standard path followed by an object in motion according to established principles
The satellite followed a conventional trajectory around the Earth.
O satélite seguiu uma trajetória convencional ao redor da Terra.