zerar

From zero (“zero”) +‎ -ar.

(Brazil) IPA^(key): /zeˈɾa(ʁ)/ [zeˈɾa(h)]
- (São Paulo) IPA^(key): /zeˈɾa(ɾ)/
- (Rio de Janeiro) IPA^(key): /zeˈɾa(ʁ)/ [zeˈɾa(χ)]
- (Southern Brazil) IPA^(key): /zeˈɾa(ɻ)/

zerar (first-person singular present zero, first-person singular preterite zerei, past participle zerado)

(transitive) to zero
1. to set a measuring instrument to zero
  Lembre de zerar a balança para tirar a tara.
  Remember to zero the scale in order to remove the tare weight.
  
  Synonym: anular
2. to cause or set some value or amount to be zero
  Seus gastos zeraram a sua conta.
  Her spending zeroed her account.
3. (computing) to change a memory location to values of zero
  Zere o contador depois de terminar as iterações.
  Zero the counter after the iterations are over.
  
  Synonym: limpar
(transitive or intransitive, Brazil, education) to receive or give (someone) a grade of zero [with em ‘in a test’]
Droga! Zerei em português de novo.
Damn it! I got zero in Portuguese again.

Três alunos zeraram na última prova.
Three students got zero in the last test.

Meus alunos são preguiçosos demais. Quero zerá-los todos.
My students are too lazy. I want to give them all a zero.
(transitive) to pay off (to pay the entirety of a loan)
Usei o prêmio para zerar a dívida do carro.
I used the prize to pay off the car debt.

Synonyms: pagar, quitar
(video games, transitive) to beat (to complete all levels of a video game)
Nunca consegui zerar todas as fases do Age of Empires.
I could never beat all the levels in Age of Empires.

Synonyms: fechar, completar

More information Singular, Plural ...

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Conjugation of zerar (See Appendix:Portuguese verbs)

¹Brazilian Portuguese.
²European Portuguese.

Portuguese