Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
1(of a reaction or process) accompanied by the release of heat.The opposite of endothermic (sense 1)
- ‘The rusting of iron is an exothermic reaction and this process is used in hand warmers which are utilized in cold regions.’
- ‘Inside the mold, the liquid undergoes an exothermic chemical reaction, which forms the polyurethane polymer in the mold.’
- ‘For these exothermic processes, the solubility decreases with an increase in temperature.’
- ‘When fireworks are ignited, the chemical compounds react with each other in an exothermic reaction - releasing energy.’
- ‘Sodium hydroxide dissolved into water is an exothermic process, ammonium nitrate dissolved in water is an endothermic process.’
- 1.1 (of a compound) formed from its constituent elements with a net release of heat.
- ‘Little heat is needed in the roasting of sulfide ores because the oxidation of the sulfide ion to sulfur dioxide is exothermic.’
Late 19th century: from French exothermique.
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.