Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
Relating to or denoting chemical bonds formed by the sharing of electrons between atoms.Often contrasted with ionic
- ‘The three shared pairs of electrons between the two carbon atoms create a triple covalent bond.’
- ‘To complete an octet, each oxygen must share two electrons in a covalent bond.’
- ‘Pairs of electrons that are not shared in covalent bonds are lone pairs.’
- ‘In a covalent diatomic molecule, a difference in the electronegativity of the atoms will result in a dipole moment.’
- ‘These rules are the result of assigning all electrons in a covalent bond to the more electronegative atom in the bond.’
Are you looking for a word for a foolish person? We explore twelve interesting words to describe the dunderheads in your life.
Before you run for the hills, let’s run through a list of ‘run’ expressions that are running through our minds.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.