Definition of in petto in English:

in petto

adverb

  • 1Privately, in a person's mind or heart; in secret.

  • 2In miniature, on a small scale; in short.

Origin

Mid 17th century; earliest use found in Moderate Intelligencer. Italian in petto from in + petto breast, heart from classical Latin pectus.

Pronunciation

in petto

/ˌɪn ˈpɛtəʊ/