1. things that can be observed or measured, especially in scientific contexts
Usage: scientific; technical
2. in physics, quantities or properties that can be measured experimentally
Usage: physics; quantum mechanics

Examples

• The scientist focused on the observables in the experiment.
• Temperature and pressure are common observables in chemistry.
• In quantum mechanics, observables correspond to measurable properties.
• The research team identified several key observables to track.
• Observable data helps scientists understand natural phenomena.
• The physicist measured various observables during the test.