chemical bond

British  

noun

1. a mutual attraction between two atoms resulting from a redistribution of their outer electrons See also covalent bond electrovalent bond coordinate bond

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chemical bond Cultural  

1. Any rearrangement of electrons in two atoms that generates a force, causing the atoms to be bound to each other, forming a molecule. (See covalent bond and ionic bond.)

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Example Sentences

The same research team has previously produced films of chemical reactions involving single molecules, including the first direct recording of a chemical bond breaking and reforming in real time.

From Science Daily • Dec. 11, 2025

The previously shared electrons undergo ultrafast changes during this process, and attosecond pulses made it possible for researchers to follow the real-time breaking of a chemical bond.

From Salon • Oct. 10, 2023

AOR grabs pairs of electrons from an electrode and uses them to add an energy-rich chemical bond to a starting compound called propionate, converting it to propionaldehyde.

From Science Magazine • Aug. 22, 2023

One of the things we built in was this understanding of chemical bond angles and also evolutionary history using a process called multisequence alignment.

From Scientific American • Oct. 31, 2022

“British brains dream up a chemical bond stronger than gravity!”

From "Black Swan Green" by David Mitchell