noun
auditory trainer
A professional who provides auditory training, often in medical or educational settings for individuals with hearing impairments.
聴能訓練士は、聴覚障害のある子どもに音の聞き分け方を指導する。
An auditory trainer teaches children with hearing impairments how to distinguish sounds.
Compound of 聴能 (auditory ability) + 訓練 (training) + 士 (professional). The exact historical derivation is uncertain; the term is conventionally associated with auditory training specialists.