Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A star whose brightness changes, either irregularly or regularly.→ variable
- ‘He discovered the mass-luminosity relationship for stars, he calculated the abundance of hydrogen, and he produced a theory to explain the pulsation of Cepheid variable stars.’
- ‘The study of variable stars, or just variables, as they are known - is extremely important for understanding the stellar life-cycle.’
- ‘Cepheid variable stars tend to be extra bright.’
- ‘They'll also be searching for storms on Mars and Jupiter, monitoring active galactic nuclei, and measuring variable stars.’
- ‘This type of system is called an eclipsing binary, or an eclipsing variable star.’
variable star/ˈverēəbəl stär/
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.