boron

Syllables: bo·ron/ˈbɔːˌɹɒn/

More pronunciations (1)Fewer pronunciations

South Asia/bo.rɔn/

boron noun: 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.

Image: Jurii, CC BY 3.0, via Wikimedia Commons

Noun

boron (usually uncountable, plural borons)

(usually) 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.
- The B₆-type octahedral borons are each bonded to five other boron atoms; four are part of the same octahedron, and one is external to this octahedron.1976, Allen M[yron] Alper, editor, Phase Diagrams: Materials Science and Technology (Refractory Materials; 6), New York, N.Y.; London: Academic Press, →ISBN, page 106
- PIRG noted the European Union has a limit of 300 ppm for boron and that there should be a “full-fledged investigation to determine if limits should be established” in the US.2018 November 20, Wayne Drash, “Consumer group warns of ‘dangerous’ slime products and other hazardous toys”, in CNN
1. (usually) An atom of this element.

Proper noun capitalized: Boron

Boron (plural Borons)

A surname.
A census-designated place in Kern County, California, United States.

boron meaning in Hindi, Tamil, Marathi and Bengali

boron in Tamil

chemical element: போரான் pōrāṉ, கார்மம் kārmam

boron in Bengali

chemical element: বোরন bōron

More languagesFewer languages

boron in Telugu: బోరాను bōrānu
boron in Malayalam: ബോറോൺ bōṟōṇ
boron in Kannada: ಬೊರಾನ borāna
boron in Punjabi: ਬਰਾਨ barān
boron in Gujarati: ટાંકણ ṭā̃kaṇ
boron in Sanskrit: बोरान borāna
boron in Tagalog: boro
boron in Arabic: بُورُون būrūn, بُور būr
boron in Malay: boron
boron in Indonesian: boron
boron in Persian: بور bor
boron in Thai: โบรอน boo-rɔ̂n
boron in Vietnamese: bo
boron in Myanmar: ဘိုရွန် bhuirwan

Examples of boron in a sentence

The silicon was doped with boron to make a p-type semiconductor.
To make the boron-doped Q-carbon, the researchers coat a substrate with a mixture of amorphous carbon and boron.
However, excess boron is desirable for improving postuniform elongation because it suppresses carbide precipitation at the grain boundary.

All 11 example sentences with boron

Forms of boron

Noun
plural	borons
Proper noun
plural	Borons

Origin of boron

From the stem of borax (boro-) + -on (based on carbon). Coined by British chemist Humphry Davy as a modification of his earlier word boracium.

* As a Polish surname, pet form of Borzysław, Borzymir, formed from obsolete bor (“to fight”), from Proto-Slavic *borti. * As a French surname, from a placename in Franche-Comté. * As a Jewish surname, variant of Baron. * The placename in California is from the element boron.

Words formed from boron

Phrases with boron

Words that rhyme with boron

Questions about boron

What does boron mean?: 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.
What is boron in Hindi?: Boron in Hindi is टांकण (ṭāṅkaṇ). See Boron meaning in Hindi.
What part of speech is boron?: Boron can be a noun or a proper noun.
How do you pronounce boron?: Boron is pronounced /ˈbɔːˌɹɒn/.
What is the plural of boron?: The plural of boron is borons.

Words near boron in the dictionary

Adapted from Wiktionary: boron (page history and authors); Boron (page history and authors); బోరాను (Telugu) (page history and authors); ટાંકણ (Gujarati) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-boron.wav, LL-Q1860 (eng)-Tesco250-boron.wav.

Cite this entry: “boron.” Word.ws, https://word.ws/boron. Based on Wiktionary, CC BY-SA 4.0.