| NAHSA | National Association for Hearing and Speech Action |
|---|---|
| PSIL | preferred frequency speech interference level |
| SCRAM | speech-controlled respirometer for ambulation measurement |
| SDL | serum digoxin level; speech discrimination level |
| SDT | sensory detection theory; right sacrotransverse [fetal position] [Lat. sacrodextra transversa]; sign... |
| speech-language pathology | The study of speech or language disorders and their diagnosis and correction. (12 Dec 1998) |
|---|---|
| speech, oesophageal | A method of speech used after laryngectomy, with sound produced by vibration of the column of air in the oesophagus against the contracting cricopharyngeal sphincter. (12 Dec 1998) |
| speech pathologist | A specialist who evaluates and treats people with communication and swallowing problems. Also called a speech therapist. (12 Dec 1998) |
| speech pathology | The science concerned with functional and organic speech defects and disorders. (05 Mar 2000) |
| speech perception | The process whereby an utterance is decoded into a representation in terms of linguistic units (sequences of phonetic segments which combine to form lexical and grammatical morphemes). (12 Dec 1998) |
| speech production measurement | Measurement of parameters of the speech product such as vocal tone, loudness, pitch, voice quality, articulation, resonance, phonation, phonetic structure and prosody. (12 Dec 1998) |
| speech reception threshold test | A test to determine the lowest sound intensity level at which fifty percent or more of the spondaic test words (words of two syllables having equal stress) are repeated correctly. (12 Dec 1998) |
| speech therapist | <specialist> An individual trained to assist patients in restoring speech and communication functions. (05 Mar 2000) |
| staccato speech | An abrupt utterance, each syllable being enunciated separately; noted especially in multiple sclerosis. Synonym: syllabic speech. (05 Mar 2000) |
| subvocal speech | Slight movements of the muscles of speech related to thinking but producing no sound. (05 Mar 2000) |
| syllabic speech | An abrupt utterance, each syllable being enunciated separately; noted especially in multiple sclerosis. Synonym: syllabic speech. (05 Mar 2000) |
| oesophageal speech | Speech produced with air trapped in the oesophagus and forced out again. (12 Dec 1998) |
| echo speech | A disorder of speech where there is an involuntary repetition several times of the same word. (27 Sep 1997) |
| tracheoesophageal speech | A form of alaryngeal speech obtained by a surgical technique which creates a shunt between trachea and oesophagus, allowing pulmonary air to generate upper oesophageal and pharyngeal mucosal vibrations as a substitute for vocal cord vibrations when the larynx is surgically removed. (05 Mar 2000) |
| explosive speech | Loud, sudden speech related to injury of the nervous system. Synonym: logospasm. (05 Mar 2000) |