Speech Pathology Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
prosody
The rhythm, stress, and intonation patterns of speech that convey meaning and emotional content beyond individual word pronunciation.
FEES
Fiberoptic Endoscopic Evaluation of Swallowing, a procedure using a flexible endoscope to visualize swallowing function.
fluency shaping
A stuttering treatment approach that teaches new patterns of speech production to establish fluent speech.
functional communication training
A behavioral intervention that teaches appropriate communication responses to replace challenging behaviors that serve c...
Functional Oral Intake Scale
Seven-level ordinal scale measuring functional oral intake of food and liquid for patients with dysphagia.
fundamental frequency
The lowest frequency component of a complex sound wave, perceived as the pitch of a voice.
GFTA-3
Goldman-Fristoe Test of Articulation-3, a standardized assessment tool for evaluating speech sound production.
glottal area waveform
Visual representation of glottal opening and closing patterns during vocal fold vibration cycles, derived from high-spee...
glottal fry
A vocal register characterized by low-frequency, creaky voice production occurring when vocal folds vibrate irregularly.
glottal gap
Incomplete closure of the vocal folds during phonation resulting in air leakage and breathy voice quality.
glottal stop
A speech sound produced by complete closure of the vocal cords, creating a brief interruption in airflow.
glottis
The opening between the vocal folds in the larynx, which controls airflow and voice production.
IEP
Individualized Education Program, a legal document outlining special education services and goals for students with disa...
intelligibility
The degree to which a listener can understand a speaker's verbal message in a given communication context.
intelligibility rating
A clinical measurement expressing the percentage of speech that can be understood by unfamiliar listeners.
International Dysphagia Diet Standardisation Initiative
Global framework providing standardized terminology and definitions for texture-modified foods and thickened liquids in...
jitter
Acoustic measure of cycle-to-cycle variation in vocal fold vibration frequency, indicating voice quality and vocal fold...
language sample analysis
Systematic examination of spontaneous speech to assess various aspects of language development and use.
laryngeal electromyography
Invasive procedure measuring electrical activity in laryngeal muscles to diagnose vocal fold paralysis and other neurolo...
laryngectomy
Surgical removal of all or part of the larynx, typically performed to treat laryngeal cancer.
laryngoscopy
A medical procedure using an endoscope to visualize the larynx and vocal cords for diagnostic or therapeutic purposes.
Lee Silverman Voice Treatment
Intensive voice therapy program designed specifically for individuals with Parkinson disease, focusing on vocal loudness...
maximal pairs
Word pairs that differ by multiple phonetic features, used in phonological therapy to establish broad sound class distin...
maximum phonation time
Longest duration a patient can sustain phonation on a single breath, measuring respiratory support for voice production.
mean length of utterance
A quantitative measure of grammatical development calculated by dividing total morphemes by total utterances in a langua...