1. the quality or state of being observable; the ability to be seen, noticed, or measured
2. the degree to which the internal states of a system can be inferred from knowledge of its external outputs
Usage: technical; engineering

Examples

• The observability of the comet improved as it approached Earth.
• Scientists studied the observability of quantum particles under different conditions.
• The system’s observability allows engineers to monitor its performance in real time.
• Poor weather conditions reduced the observability of the eclipse.
• The software’s observability features help developers identify problems quickly.
• Researchers questioned the observability of certain psychological phenomena.