Definition of ostent in English:

ostent

noun

rare, archaic
  • A portent or sign; a wonder, a prodigy.

Origin

Late 16th century; earliest use found in John Foxe (?1517–1587), martyrologist. From Middle French ostente prodigy and its etymon classical Latin ostentum a portent, prodigy, wonder, use as noun of neuter past participle of ostendere.

Pronunciation

ostent

/ˈɒstɛnt/