What does Prelingually deaf mean?

Abstract. Prelingually deaf child is one who is either born deaf or who lost his or her hearing early in childhood, before acquiring language. A child with subnormal hearing acuity suffers from consequences of hearing loss compounded by impaired speech development.

What is Prelingual and Postlingual deafness?

Postlingual deafness is the loss of acoustic senses suddenly by accident or gradually by progression to deafness after acquisition of the first language. Prelingual deafness is congenital profound hearing loss or loss of hearing sensation before acquisition of the native language.