| ABR | Auditory Brainstem Response |
| ASSR | Auditory Steady-State Response |
| CELF | Clinical Evaluation of Language Fundamentals |
| CI | Cochlear Implant |
| CM | Cochlear Microphonic |
| CT | Computed Tomography |
| eABR | Electrically Evoked Auditory Brainstem Response |
| eCAEP | Electrically Evoked Cortical Auditory Evoked Potential |
| LEAQ | LittlEARS Auditory Questionnaire |
| MRI | Magnetic Resonance Imaging |
| OWL | Outer-Wall Length |
| PEACH-GR | Greek version of the Parents’ Evaluation of Aural/Oral Performance of Children |
| PTA | Pure-Tone Average |
| SNHL | Sensorineural Hearing Loss |
| STASS | South Tyneside Assessment of Syntactic Structures |
| TEOAE | Transient-Evoked Otoacoustic Emission |
| WABS | Warsaw Breakage Syndrome |