1. In aviation, the speed at which an aircraft maintains a holding pattern while awaiting clearance to land or proceed
The pilot maintained hold velocity while circling the airport waiting for landing clearance.
O piloto manteve a velocidade de espera enquanto circulava o aeroporto aguardando permissão de pouso.
2. In engineering and physics, the minimum speed required to maintain stability or controlled movement in a specific operational state
The spacecraft's hold velocity ensured it remained in stable orbit around the planet.
A velocidade de espera da nave garantiu que ela permanecesse em órbita estável ao redor do planeta.