We found 2 dictionaries that define the word radio observations:

General (1 matching dictionary)

1. radio observations: Vocabulary.com

Science (1 matching dictionary)

2. Radio observations: Glossary on Meteor Astronomy

(Note: See radio_observation as well.)

Definitions from WordNet (radio observation) ▸ noun:  an observation made with a radio telescope ▸ Also see radio_observation ▸ Words similar to radio observations ▸ Usage examples for radio observations ▸ Idioms related to radio observations ▸ Wikipedia articles (New!) ▸ Words that often appear near radio observations ▸ Rhymes of radio observations ▸ Invented words related to radio observations