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knell

1 ENTRIES FOUND:
knell /ˈnɛl/ noun
plural knells
knell
/ˈnɛl/
noun
plural knells
Britannica Dictionary definition of KNELL
[count] literary
: a sound of a bell when it is rung slowly because someone has died
◊ A death knell is a sign or indication that something will fail or end soon.