congratulation
noun /kənˌɡrætʃəˈleɪʃn/
  /kənˌɡrætʃəˈleɪʃn/
 - congratulations[plural] a message congratulating somebody (= saying that you are happy about their good luck or success)
- to offer/send your congratulations to somebody
 
 - Congratulations!used when you want to congratulate somebody
- ‘We're getting married!’ ‘Congratulations!’
 - Congratulations on your exam results!
 
 - [uncountable] the act of congratulating somebody
- a letter of congratulation
 
 
Word Originlate Middle English: from Latin congratulatio(n-), from the verb congratulari, from con- ‘with’ + gratulari ‘show joy’ (from gratus ‘pleasing’).