What is the meaning of Zerar?

to zero to set a measuring instrument to zero

to set a measuring instrument to zero

to cause or set some value or amount to be zero

to change a memory location to values of zero

to receive or give (someone) a grade of zero .mw-parser-output .object-usage-tag{font-style:italic}.mw-parser-output .deprecated{color:var(--wikt-palette-grey-lime-8,olivedrab)}[with em ‘in a test’]

to pay off (to pay the entirety of a loan)

to beat (to complete all levels of a video game)

Source: Wiktionary