boron
bo·ron/ˈbɔːˌɹɒn/noun
boron is spelled B-O-R-O-N: 5 letters and 2 syllables (bo·ron). It appears about once in every 1 million words in written English, the 31,974th most frequent word form (wordfreq, 2021 data). As a noun, boron means “The chemical element (symbol B) with an atomic number of 5, which is a metalloid found in its pure form as a dark amorphous powder” (English Wiktionary, September 2026). The plural of boron is borons.
How many letters and syllables are in boron?
| Letters | 5: B-O-R-O-N |
|---|---|
| Syllables | 2: bo·ron |
| In writing | about once in every 1 million words; the 31,974th most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is boron?
Boron appears about once in every 1 million words in written English, the 31,974th 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 boron?
- /ˈbɔːˌɹɒn/
- /bo.rɔn/
Boron has 2 syllables, split bo·ron in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Naomi_Persephone_Amethyst_(NaomiAmethyst)-boron.wav, En-us-boron.ogg, LL-Q1860_(eng)-Tesco250-boron.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with boron?
No other word on PlainSpell ends in the same sounds as boron.
Spelled with the same letters in another order: broon.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of boron
- borons plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does boron mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The chemical element (symbol B) with an atomic number of 5, which is a metalloid found in its pure form as a dark amorphous powder.
- 2
An atom of this element.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Boron in Spanish, French, German and Portuguese
In the sense chemical element:
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 boron come from?
From the stem of borax (boro-) + -on (based on carbon). Coined by British chemist Humphry Davy as a modification of his earlier word boracium.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).