radiosonde
noun
radiosonde is spelled R-A-D-I-O-S-O-N-D-E: 10 letters. It appears about once in every 30 million words in written English, the 165,739th most frequent word form (wordfreq, 2021 data). As a noun, radiosonde means “A miniature radio carried aloft (e.g. by an uncrewed balloon, an airdrop from a crewed aircraft, or a sounding rocket) to automatically transmit…” (English Wiktionary, September 2026). The plural of radiosonde is radiosondes.
How many letters and syllables are in radiosonde?
| Letters | 10: R-A-D-I-O-S-O-N-D-E |
|---|---|
| In writing | about once in every 30 million words; the 165,739th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is radiosonde?
Radiosonde appears about once in every 30 million words in written English, the 165,739th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of radiosonde
- radiosondes plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does radiosonde mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A miniature radio carried aloft (e.g. by an uncrewed balloon, an airdrop from a crewed aircraft, or a sounding rocket) to automatically transmit measurements of the upper air such as the wind speed, pressure, temperature, and relative humidity to a receiving station on the ground.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Radiosonde in Spanish, French, German and Portuguese
In the sense balloon radio:
| Language | Words |
|---|---|
| Spanish | radiosonda |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does radiosonde come from?
From radio + sonde.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).