Definition from Wiktionary, the free dictionary
chaperone (plural chaperones)
- An older person who accompanies other younger people to ensure the propriety of their behaviour, often an older woman accompanying a young woman.
- (biochemistry) A protein that assists the non-covalent folding/unfolding and the assembly/disassembly of other macromolecular structures, but does not occur in these structures when the latter are performing their normal biological functions.
an older person who accompanies younger people to ensure good behaviour
protein that aids in folding other proteins
- to act as a chaperone
- 2006, The New Yorker, 17 April 2006, page 27.
- 'Purcell had volunteered to chaperone a delegation of female students'