CBRN
adjective
CBRN is spelled C-B-R-N: 4 letters. It appears about once in every 7 million words in written English, the 81,375th most frequent word form (wordfreq, 2021 data). As an adjective, CBRN means “Initialism of chemical, biological, radiological, and nuclear, used to remember the four types of weapons of mass destruction” (English Wiktionary, September 2026).
How many letters and syllables are in CBRN?
| Letters | 4: C-B-R-N |
|---|---|
| In writing | about once in every 7 million words; the 81,375th 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 CBRN?
CBRN appears about once in every 7 million words in written English, the 81,375th 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).
How do you pronounce CBRN?
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-ncalif-cbrn.ogg, Wikimedia Commons (author and licence on each file's page).
What does CBRN mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
USInitialism of chemical, biological, radiological, and nuclear, used to remember the four types of weapons of mass destruction.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
CBRN in Spanish, French, German and Portuguese
In the sense Translations:
| Language | Words |
|---|---|
| French | NRBC |
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.