Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
[mass noun] A volatile liquid hydrocarbon of the alkane series, present in petroleum spirit.
- ‘Acetone-free polish removers contain safer fruit-derived solvents like ethyl acetate and methyl pentane.’
- ‘The pentane molecule, however, has neither hydrogen bonding nor polar groups to be attracted to water molecules.’
- ‘Extra chemical agents are usually added to the solution: detergents such as octyl thioglucoside, octyl glucoside, octyl glucopyranoside, organic solvents such as pentane, hexane, or other chemicals such as glucose or glycerol.’
- ‘After thawing, the volatile components were extracted three times with 50 ml pentane.’
- ‘Like pentane, paraffins are alkanes - hydrocarbon molecules that have as many hydrogen atoms as the molecule's carbon backbone can accommodate.’
Late 19th century: from Greek pente five (denoting five carbon atoms) + a shortened form of alkane.
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.