death

death /ˈdɛθ/ noun
plural deaths
death
/ˈdɛθ/
noun
plural deaths
Britannica Dictionary definition of DEATH
1 
a  [noncount] : the end of life : the time when someone or something dies
— see also brain death, death knell at knell
b  [count] : the ending of a particular person's life
2 
[count] : the permanent end of something that is not alive : the ruin or destruction of something
3 
Death [noncount] literary : the force that ends life and is often shown in art or literature as a skeleton

a matter of life and death

— see 1life

at death's door

: about to die : very sick and in danger of dying

be the death of

: to cause (someone) to die
— often used figuratively

catch your death (of cold)

— see 1catch

like death warmed over

(US) informal or British like death warmed up
: very tired or sick

put to death

◊ A person or animal that is put to death is killed at a scheduled time by someone who is legally allowed to do so.

to death

1 
— used to say how someone died or was killed
2 
: very much : to a great degree

to the death

1 
: until someone is dead
2 
: with all of your energy and effort

— deathlike

/ˈdɛθˌlaɪk/ adjective