: a chemical bond formed between atoms by the sharing of electrons
Example Sentences
Recent Examples on the WebBut hydrogen has little energy density, with just a single covalent bond between two atoms to be broken. Jonathan M. Gitlin, Ars Technica, 20 Apr. 2022 In the early 20th century, German chemists such as Walter Heitler and Fritz London showed the covalent bond could be understood using quantum mechanics. Jeannette Garcia, Scientific American, 15 Mar. 2021 In chemistry, a covalent bond is a chemical connection made through sharing and this bond set the foundation for Jennifer Yang in bringing her distillery, Covalent Spirits, to life. Megan Woodward, baltimoresun.com/maryland/carroll, 26 Aug. 2020 More specifically, the UV-C light damages nucleic acids inside these microorganisms, forming covalent bonds that prevent DNA from unzipping for replication. Caroline Delbert, Popular Mechanics, 21 Apr. 2020 More specifically, the UV-C light damages nucleic acids inside these microorganisms, forming covalent bonds that prevent DNA from unzipping for replication. Caroline Delbert, Popular Mechanics, 21 Apr. 2020 More specifically, the UV-C light damages nucleic acids inside these microorganisms, forming covalent bonds that prevent DNA from unzipping for replication. Caroline Delbert, Popular Mechanics, 21 Apr. 2020 More specifically, the UV-C light damages nucleic acids inside these microorganisms, forming covalent bonds that prevent DNA from unzipping for replication. Caroline Delbert, Popular Mechanics, 21 Apr. 2020 More specifically, the UV-C light damages nucleic acids inside these microorganisms, forming covalent bonds that prevent DNA from unzipping for replication. Courtney Linder, Popular Mechanics, 4 Mar. 2020 See More
Word History
First Known Use
1939, in the meaning defined above
Medical Definition
covalent bond
noun
: a chemical bond formed between atoms by the sharing of electrons