Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
An atom or group of atoms taking the place of another atom or group or occupying a specified position in a molecule.‘displacement of alkyl substituents’[as modifier] ‘the presence of substituent hydrogen atoms’
- ‘Under rigorous conditions benzene will undergo substitution for one of its hydrogen substituents, by a process called electrophilic aromatic substitution.’
- ‘These compounds differ in the level of oxidation of the flavane nucleus and in the number and position of hydroxyl, methyl, and methoxyl substituents.’
- ‘Any groups attached to the main chain are called substituents, they are there in place of hydrogen atoms.’
- ‘In an interstitial solid solution, substituent atoms or ions are added to void spaces (interstitial sites) between normal atomic sites.’
- ‘Other substituents coax beta-peptides into antiparallel hairpin and sheetlike structures.’
Late 19th century: from Latin substituent- standing in place of, from the verb substituere (see substitute).
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.