Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A formula giving the proportions of the elements present in a compound but not the actual numbers or arrangement of atoms.
- ‘The empirical formula of a compound is that which is obtained through laboratory research.’
- ‘When the chemical formula of an ionic compound is written down, it is the empirical formula that is used.’
- ‘Butene and ethene have the same empirical formula CH 2 but different molecular and structural formulas.’
- ‘The simplest version of the formula is the empirical formula.’
- ‘Analysis showed it to have an empirical formula that doesn't correspond to any compound that's ever been reported.’
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.