Language: the words we use and how we use them to share ideas and get what we want

• Receptive language refers to understanding words, sentences, and connected speech

• Expressive language refers to the use of verbal and non-verbal means to communicate with others

Articulation: the physical production of individual sounds using the mouth, lips, and tongue

Phonological processing: the ability to recognize and manipulate sounds within spoken language 

Fluency and prosody: the rhythm, intonation, stress, and related attributes of speech  

Voice: how we use our vocal folds and breath to make sounds

Pragmatics:  the use of language for social purposes 

Alternative and Augmentative Communication (AAC): multiple ways (sign language, voice output devices, sign language, picture systems) to communicate that can supplement or compensate for the impairment and disability patterns of individuals with severe communication disorders.

Hearing Impairment: a partial or total inability to hear that may require hearing aids, cochlear implants, or hearing assistive technology (HAT systems)