benzalkonium
noun
benzalkonium is a noun meaning “Any of a class of quaternary ammonium cations containing a benzyl, two methyl and another, longer alkyl group” (English Wiktionary, September 2026). It is spelled B-E-N-Z-A-L-K-O-N-I-U-M, and it appears about once in every 50 million words in written English (wordfreq, 2021 data). The plural of benzalkonium is benzalkoniums.
What does benzalkonium mean?
noun
- 1
Any of a class of quaternary ammonium cations containing a benzyl, two methyl and another, longer alkyl group
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of benzalkonium
- benzalkoniums plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is benzalkonium?
Benzalkonium appears about once in every 50 million words in written English, the 220,118th 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).