Definition of placet in US English:

placet

noun

British
  • An affirmative vote, indicated by an utterance of ‘placet.’.

    • ‘In fact, though the proposal to award him the degree was challenged, when the dons voted, the placets (it pleases me) outvoted the non-placets.’

Origin

Latin, literally ‘it pleases’.

Pronunciation

placet

/ˈplāsit//ˈpleɪsɪt/