Dictionary
radio astronomy
noun
Definition of RADIO ASTRONOMY
: astronomy dealing with radio waves received from outside the earth's atmosphere
— radio astronomer noun
— radio astronomical adjective
See radio astronomy defined for kids ADVERTISEMENT
First Known Use of RADIO ASTRONOMY
1948
Learn More About RADIO ASTRONOMY
Browse
Next Word in the Dictionary: radioautographPrevious Word in the Dictionary: radio altimeterAll Words Near: radio astronomy
ADVERTISEMENT
Seen & Heard
What made you want to look up radio astronomy? Please tell us where you read or heard it (including the quote, if possible).