noun
- Plural of pibal; small balloons equipped with radar reflectors, used to track wind speed and direction at various altitudes in meteorology.
Usage: technical; meteorology; often used in weather forecasting and atmospheric research
Examples
- Meteorologists released pibals to measure upper-atmosphere winds.
- The weather station tracked pibals to gather data for the forecast.
- Pibals are still used in some regions where radar equipment is unavailable.
- The research team launched several pibals during the storm system.