radioimmunoassay
noun, verb
radioimmunoassay is spelled R-A-D-I-O-I-M-M-U-N-O-A-S-S-A-Y: 16 letters. It appears about once in every 37 million words in written English, the 187,122nd most frequent word form (wordfreq, 2021 data). As a noun, radioimmunoassay means “A procedure that uses the binding of a radioactively labeled substance to an antibody in order to analyze minute amounts of biological compounds” (English Wiktionary, September 2026). The plural of radioimmunoassay is radioimmunoassays.
How many letters and syllables are in radioimmunoassay?
| Letters | 16: R-A-D-I-O-I-M-M-U-N-O-A-S-S-A-Y |
|---|---|
| In writing | about once in every 37 million words; the 187,122nd 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 radioimmunoassay?
Radioimmunoassay appears about once in every 37 million words in written English, the 187,122nd 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 radioimmunoassay
- radioimmunoassays plural, present, singular, he/she/it
- radioimmunoassaying participle, present
- radioimmunoassayed participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does radioimmunoassay mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A procedure that uses the binding of a radioactively labeled substance to an antibody in order to analyze minute amounts of biological compounds.
verb
- 1
To assay by this process.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate radioimmunoassay?
Wiktionary records one abbreviation of radioimmunoassay: RIA.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does radioimmunoassay come from?
From radio- + immunoassay.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).