Definition of lifesaver in English:

lifesaver

Syllabification: life·sav·er
Pronunciation: /ˈlīfˌsāvər
 
/

noun

1 informal A thing that saves one from serious difficulty: a microwave oven could be a lifesaver this Christmas
More example sentences
  • A proud mum has hailed her two-year-old toddler as a lifesaver - after he saved her from falling into a diabetic coma.
  • Her family will tonight welcome hundreds of volunteers to a blood sample session at a West Timperley pub in a bid to find the lifesaver who can help Shannon.
  • Nominees might be heroic lifesavers who have put themselves in danger to help somebody else.
2A ring-shaped life preserver.
More example sentences
  • A total of 13 of the bright orange lifesavers have been snatched from Wootton Bassett's Jubilee Lake in just over a month.

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Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
verb
cause (someone) to lose confidence or hope; dispirit