Kira name death note

Come episode thirty-five, Light carelessly writes Takada's name in the Death Note,
The series follows a high school student, Light Yagami, who finds a notebook that kills whoever's name is written in it
Kira is the name assigned to Light Yagami by the public, when criminals mysteriously began to die of heart-attacks
What does Kira mean in Death Note? Rinosaj