Word "BORON" Definitions:


Part of Speech:
Noun
Definition:
a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
Synonyms:
atomic number 5, b

Crossword Clues for BORON

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Clue Source Date
Chemical element with the symbol B The Telegraph Plusword 16 Aug 2025
Fifth element Universal 07 Aug 2025
Very hard colourless element used in hardening steel (5)
Chemical symbol B
Element No. 5 Eugene Sheffer 24 Jun 2025
Chemical element used in hardening steel and glassmaking; symbol B (5) Mirror Quiz 08 Jun 2025
B in chemistry LA Times Daily 03 May 2025
Element reverend originally introduced to blessing The Telegraph Toughie 29 Apr 2025
B in chemistry class? LA Times Daily 21 Apr 2025
B in chemistry class New York Times 19 Apr 2025
Element B
Chemical element used in hardening steel and glassmaking; symbol B Mirror Quiz 30 Mar 2025
Benefit when including king in <i>The Fifth Element</i>? The Times Cryptic 24 Mar 2025
Benefit when including king in The Fifth Element?
The real fifth element
The element is delivered? There's nothing in it (5)
Flare ingredient will be old hat for Ronald we hear (5)
Element with symbol B, atomic number 5
Atomic element with the symbol B The Telegraph Mini 10 Feb 2025
An element of outright blessing! (5)
Lab element
The Fifth Element Wall Street Journal 27 Nov 2024
Metalloid element The Times Concise 06 Nov 2024
Chemical element used in hardening steel and glassmaking; symbol B Mirror Quiz 12 Oct 2024
Hard metalloid element used in hardening steel (5)
B in science class? TV 29 Sep 2024
Element transformed, including oxygen (5)
There's an element of zero in being brought into the world (5)
Chemical element used in hardening steel and glassmaking; symbol B Mirror Quiz 20 Jul 2024
Benefit embracing R & B in a lab The Telegraph Toughie 10 Jul 2024
Element of being born in year dot (5)
B, to science majors Universal 22 Jun 2024
Element No. 5 Eugene Sheffer 25 May 2024
a€¦element or 8-down, maybe (5)
The fifth element Universal 14 Apr 2024
Part of some hand soaps Newsday 30 Mar 2024
Non-metallic element Mirror Quick 26 Mar 2024
Advantage to have right element Mirror Cryptic 26 Mar 2024
Non-metallic element, symbol B (5)
Metalloid element used in hardening steel whose symbol is B (5)
Soil trace element with the chemical symbol B, and the atomic number of 5 (5)
Chemical element of atomic number 5 (5)
B on the periodic table Universal 11 Jan 2024
B in chemistry Universal 27 Dec 2023
Element, small number facing sack, to retire (5)
Element, small number facing sack, to retire The Telegraph Toughie 13 Dec 2023
Fifth element on the periodic table
Element with atomic number five
The fifth element Thomas Joseph 03 Aug 2023
Element next to carbon on the periodic table Wall Street Journal 31 Jul 2023
Element next to carbon Newsday 28 Apr 2023
Element in benefit about right The Telegraph Cryptic 29 Mar 2023
Fifth element Thomas Joseph 18 Mar 2023
It's just left of carbon Newsday 10 Mar 2023
Fifth element
Element #5 Newsday 29 Sep 2022
Non-metalic chemical element, B The Guardian Quick 13 May 2022
Element number 5 Thomas Joseph 12 May 2022
Non-metallic element The Telegraph Quick 01 Nov 2021
The Fifth Element New York Times 10 Oct 2021
B in chem class The Washington Post 31 Aug 2021
B in chem class LA Times Daily 31 Aug 2021
The fifth element Wall Street Journal 13 May 2021
Table neighbor of carbon Newsday 07 May 2021
Element #5 The Washington Post 05 May 2021
Element #5 LA Times Daily 05 May 2021
Element No. 5 Eugene Sheffer 24 Feb 2021
Fifth element
Chemical element with the symbol "B"
Chemical element The Telegraph Quick 13 Nov 2020
Element with the symbol B
B in chemistry The Washington Post 09 Aug 2020
B in chemistry LA Times Daily 09 Aug 2020
5th element on the periodic table
Element #5 Jonesin 21 Jul 2020
Element used in pyrotechnic flares The Washington Post Sunday 12 Jul 2020
Heads-up New York Times 05 Jul 2020
Element that burns with a green flame New York Times 03 Jul 2020
The fifth element Universal 25 Jun 2020
Common insecticide ingredient Wall Street Journal 29 Apr 2020
The fifth element Thomas Joseph 18 Apr 2020
Fifth element
Element between beryllium and carbon on the periodic table Wall Street Journal 17 Dec 2019
Destined to inhale oxygen or another element The Telegraph Toughie 28 Nov 2019
Number five brought into the world, inhaling oxygen
Chemical element with the symbol "B"
Element before carbon on the periodic table New York Times 08 May 2019
B, on the periodic table USA Today 01 Apr 2019
Metalloid element with atomic number 5 Wall Street Journal 04 Feb 2019
B, to Niels Bohr Newsday 27 Jan 2019
B, on the periodic table
Element before carbon on the periodic table
Element No. 5
Metalloid element with atomic number 5
Element No. 5 USA Today 14 Oct 2018
Atomic No. 5 Universal 23 Aug 2018
Fifth element Thomas Joseph 16 Aug 2018
Metalloid element The Chronicle of Higher Education 25 May 2018
Nonmetallic solid element Wall Street Journal 22 May 2018
Element in some detergents USA Today 30 Apr 2018
Atomic No. 5
Metalloid element
Nonmetallic solid element
Element in some detergents
B, to scientists Thomas Joseph 24 Nov 2017
Element between beryllium and carbon USA Today 23 Nov 2017
Element #5 Newsday 26 Jul 2017
Element with symbol B The Times Concise 13 Jun 2017
Element between beryllium and carbon
Metallic element Thomas Joseph 06 Oct 2016
Element #5 Premier Sunday 03 Jul 2016
Element No. 5 Universal 31 Dec 2015
Element between beryllium and carbon on the periodic table LA Times Daily 11 Dec 2015
Element next to carbon on the periodic table Wall Street Journal 07 Dec 2015
Element in Pyrex New York Times 26 Jun 2015
What a "B" may mean LA Times Daily 16 May 2015
Chemical element New York Times 22 Jan 2015
Element to the left of carbon Newsday 18 Jan 2015
Element next to carbon on the periodic table
Element No. 5
Element to the left of carbon
The fifth element
Chemical element
Element in Pyrex
Element between beryllium and carbon on the periodic table
What a "B" may mean
Element #5
#5 on a table
B in chemistry
B, to scientists
Element with a low atomic number that is not found naturally on Earth
Element no. 5
Its atomic number is 5
Element #5
*Element in the cleanser 20 Mule Team
B, to a chemist
Element used for shielding nuclear reactors
Group 13 member, in chemistry
Element with the symbol B
Ulexite is rich in it
Element no. 5
B, on the periodic table
B on a table
B on a table
Group 13 member, in chemistry
B on a table
Its atomic number is 5
Element with atomic number 5
Element used in glass production
Element used in glass production
Element #5
Element #5
Element #5
Element #5
The fifth element
The fifth element
Nonmetallic chemical
Element .5
B, to Bohr
Element 5
Fifth element
Element number 5
Element No. 5
The fifth element
B in chemistry
Nonmetallic element
A metalloid
Element used in enamel manufacturing
Atomic number 5
B in chemistry
Element used in abrasives
B in chemistry
Element in fiberglass
Element used in enamel manufacturing
Element used in abrasives
Element with the symbol B
Element No. 5
Element #5
Element No. 5
B in chemistry
Element #5
Natural semiconductor
The fifth element
Element number five
Element number 5
Its atomic number is 5
Chemical element
Atomic number 5
Element in cleansing agents
Element with atomic number 5
Element number 5
It precedes carbon on the periodic table
Element with symbol "B"
Element discovered in 1812
___carbide
Element in colemanite
Metalloid element
Kernite component
Fifth element
Nonmetallic element
Element used in metallurgy
Element No. 5
An element
Element important in nucleonics
Element
A nonmetallic element.
Nonmetallic element.
Soap ingredient.
Chemical element.
Nonmetallic element, extremely hard.
Element.
Metalloid element.
Nonmetallic chemical element.
The 5th element
Metalloid element
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