1

chaperone

play
noun chap·er·one \ˈsha-pə-ˌrōn\
variants: or less commonly

chaperon

Definition of chaperone

  1. 1 :  a person (such as a matron) who for propriety (see propriety 4) accompanies one or more young unmarried women in public or in mixed company

  2. 2 :  an older person who accompanies young people at a social gathering to ensure proper behavior; broadly :  one delegated to ensure proper behavior I was a chaperone on one of my son's class trips.

  3. 3 :  any of a class of proteins (such as heat-shock proteins) that facilitate the proper folding of proteins by binding to and stabilizing unfolded or partially folded proteins —called also molecular chaperone

Examples of chaperone in a Sentence

  1. I was a chaperone on one of my son's school trips.

Recent Examples of chaperone from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chaperone'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of chaperone

French chaperon, literally, hood, from Medieval French, head covering, from chape


2

chaperone

verb chap·er·one
variants: or less commonly

chaperon

Definition of chaperone

chaperoned

;

chaperoning

  1. transitive verb
  2. 1 :  escort

  3. 2 :  to act as chaperone to or for chaperone a dance chaperoning teenagers

  4. intransitive verb
  5. :  to act as a chaperone Two parents chaperoned at the school dance.

chaperonage

play \-ˌrō-nij\ noun

Examples of chaperone in a Sentence

  1. Two parents chaperoned the children.

  2. My mom always chaperoned the school dances.

Recent Examples of chaperone from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chaperone'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of chaperone

see 1chaperone


CHAPERONE Defined for English Language Learners

chaperone

play
noun

Definition of chaperone for English Language Learners

  • : someone (such as a teacher or parent) who goes with children on a trip or to a school dance to make sure that the children behave properly

  • : a person in the past who went with a young unmarried woman to social events in order to make sure that the woman behaved properly

chaperone

verb

Definition of chaperone for English Language Learners

  • : to be a chaperone to or for (someone or something)


CHAPERONE Defined for Kids

1

chaperone

play
noun chap·er·one \ˈsha-pə-ˌrōn\
variants: or

chaperon

\ˈsha-pə-ˌrōn\

Definition of chaperone for Students

  1. :  a person who goes with and is responsible for a group of young people


2

chaperone

play
verb chap·er·one
variants: or

chaperon

Definition of chaperone for Students

chaperoned

;

chaperoning

  1. :  to go with and supervise a group of young people :  act as a chaperone Several parents chaperoned the school dance.


Medical Dictionary

chaperone

play
noun chap·er·one \ˈshap-ə-ˌrōn\
variants: or

chaperone protein

Medical Definition of chaperone

  1. :  any of a class of proteins (such as heat shock proteins and chaperonins) that facilitate the proper folding of proteins by binding to and stabilizing unfolded or partially folded proteins As the proteins are produced, molecules called chaperones fold them into the three-dimensional form they are supposed to take.—Andres M. Lozano et al., Scientific American, July 2005—called also molecular chaperone



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