patient zero
pa
ˈpeɪ
pei
tient
ʃənt
shēnt
ze
zɪə
zie
ro
rəʊ
rew

Definition & Meaning of "patient zero"in English

Patient zero
01

the first person known to have a certain disease, often seen as the starting point of an outbreak 

Grammatical Information
Animacy status
Human
Composition
Compound
Countable
Plural form
patient zeros
Examples
Identifying patient zero is crucial for understanding how an outbreak began. 
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