Speech Pathology Glossary Database

Plain-language speech pathology terms for families, adult learners, caregivers, and curious beginners.

This glossary explains common speech pathology terms in practical language. It is not a diagnostic tool. Use it to ask better questions, not to label yourself or another person.

TermAreaMeaningQuestion
articulationspeech soundsHow a person makes individual speech sounds with the mouth, breath, and voice.Which sound and word position are we targeting?
phonologyspeech soundsThe sound pattern system of a language or dialect.Is this pattern expected for age and language background?
expressive languagelanguageHow a person communicates ideas outward through speech, AAC, writing, gesture, or signs.What helps the person express more complete ideas?
receptive languagelanguageHow a person understands words, sentences, directions, stories, and context.What supports improve understanding?
pragmaticssocial communicationHow communication changes by partner, purpose, setting, turn-taking, and repair needs.What does successful communication look like for this person?
fluencyspeech flowThe flow, rhythm, and ease of speech.What situations change fluency and how does the person feel about speaking?
stutteringfluencyA fluency difference that may include repetitions, prolongations, blocks, tension, or avoidance.Should we consult an SLP with fluency experience?
clutteringfluencyA fluency pattern that may include rapid or irregular rate, reduced clarity, and revisions.Is rate, clarity, language organization, or attention part of the concern?
voicevoiceHow the voice sounds and feels, including pitch, loudness, quality, and endurance.Does persistent change need medical evaluation?
resonancevoiceHow sound vibrates through the throat, mouth, and nose.Does the voice sound unusually nasal or blocked?
AACcommunication accessAugmentative and alternative communication, or ways to communicate besides or in addition to speech.Which communication modes should be available all day?
apraxia of speechmotor speechDifficulty planning or sequencing speech movements.What evaluation supports this term?
dysarthriamotor speechSpeech changes from muscle weakness, coordination, or control differences.Is neurological or medical care involved?
aphasialanguageA language disorder often caused by stroke or brain injury.What supports help understanding and expression now?
dysphagiaswallowingDifficulty swallowing that can affect safety, nutrition, hydration, and comfort.Who should evaluate swallowing safety?
phonological awarenessliteracyAwareness of sound structure in words, such as rhyme and individual sounds.Should speech goals connect to early literacy?
speech-language pathologistprofessional roleA professional who evaluates and treats communication and swallowing disorders.Which SLP specialty or setting fits this concern?
evaluationprocessA structured professional process to understand needs, strengths, and next steps.What data and languages will be included?
home practicepractice supportShort, specific routines that support professional targets or general communication practice.How long should practice last and when should we stop?
caregiver cuepractice supportA small supportive prompt that helps attention without shaming or pressuring.Which cue should we use and which should we avoid?
generalizationcarryoverUsing a practiced skill in real communication, not only in drills.How will this move into conversation or daily routines?