radio astronomy

1 of 2

noun (1)

: astronomy dealing with radio waves received from outside the earth's atmosphere

radio astronomer noun

radio astronomical adjective

radio astronomer

2 of 2

noun (2)

: a specialist in radio astronomy

Examples of radio astronomy in a Sentence

Recent Examples on the Web

Noun

For the most adventurous amateur who wants to push the boundaries of visual observation, the Arietids are also an interesting target for basic radio astronomy that requires very little equipment to enjoy. —Jules-Pierre Malartre, Space.com, 8 June 2026

Why conventional radio astronomy missed these signals Radio telescopes such as LOFAR observe wide sections of the sky in a single pointing. —Rupendra Brahambhatt, Interesting Engineering, 1 Feb. 2026

And while doing all that, Burns has had an ongoing second job of sorts, as a quietly persistent advocate for radio astronomy from space. —IEEE Spectrum, 20 Jan. 2026

Guests can learn about how radio astronomy teaches scientists about the universe while exploring interactive exhibits. —Ashley J. Dimella, FOXNews.com, 5 Dec. 2025

Word History

First Known Use

Noun (1)

1948, in the meaning defined above

Rhymes for radio astronomy

• aeronomy
• agronomy
• autonomy
• economy
• gastronomy
• metonymy
• taxonomy
• deuteronomy

Kids Definition

radio astronomy

noun

: astronomy dealing with electromagnetic waves of radio frequency received from outside the earth's atmosphere

radio astronomer noun