1. doppler - Noun
2. Doppler - Proper noun
Austrian physicist famous for his discovery of the Doppler effect (1803-1853)
Source: WordNetAgriculture and life around the lake In 1999, Doppler radar weather sensors detected millions of mayflies heading for Presque Isle in blue and green splotches on the radar in clouds measuring ten miles (16 km) long. Source: Internet
A Doppler research-and memorial society is now housed there. Source: Internet
A doppler lidar system was used in the 2008 Summer Olympics to measure wind fields during the yacht competition. Source: Internet
A survey of the 40 nearest galaxies with the Hubble Space Telescope in the 90's revealed Doppler shifts of the stars near the core of those galaxies were rotating about tremendous masses with very steep gravity gradients, suggesting black holes. Source: Internet
As an example, Moving Target Indication can interact with Doppler to produce signal cancellation at certain radial velocities, which degrades performance. Source: Internet
Also, color Doppler and power Doppler ultrasound, which show vascular signals of active synovitis depending on the degree of inflammation, are useful in assessing synovial inflammation. Source: Internet