ONT
noun
ONT is a noun meaning “Initialism of ortho-nitrotoluene” (English Wiktionary, September 2026). It is spelled O-N-T, and it appears 1.3 times per million words in written English (wordfreq, 2021 data). The plural of ONT is ONTs.
What does ONT mean?
noun
- 1
Initialism of ortho-nitrotoluene.
- 2
Initialism of optical network terminal, a modem used to terminate a fiber optic line.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of ONT
- ONTs plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is ONT?
ONT appears 1.3 times per million words in written English, the 24,463rd 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).
Where does ONT come from?
From Ancient Greek -ων (-ōn), the present participle ending ("-ing"). Scientific usage possibly originates from -biont.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).