| phonal | Relating to sound or to the voice. Origin: G. Phone, voice. (05 Mar 2000) |
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| phonarteriogram | An obsolete technique for recording sound created in arteries. (05 Mar 2000) |
| phonarteriography | The procedure of obtaining a phonarteriogram. (05 Mar 2000) |
| phonasthenia | Difficult or abnormal voice production, the enunciation being too high, too loud, or too hard. Synonym: functional vocal fatigue. Origin: phon-+ G. Astheneia, weakness (05 Mar 2000) |
| phonation | The process of producing vocal sounds by means of vocal cords vibrating in an expiratory blast of air. (12 Dec 1998) |
| phonatory | Relating to phonation. (05 Mar 2000) |
| phonautograph | <physics> An instrument by means of which a sound can be made to produce a visible trace or record of itself. It consists essentially of a resonant vessel, usually of paraboloidal form, closed at one end by a flexible membrane. A stylus attached to some point of the membrane records the movements of the latter, as it vibrates, upon a moving cylinder or plate. Origin: Phono- + Gr. Self + -graph. Source: Websters Dictionary (01 Mar 1998) |
| phoneidoscope | <instrument, physics> An instrument for studying the motions of sounding bodies by optical means. It consists of a tube across the end of which is stretched a film of soap solution thin enough to give coloured bands, the form and position of which are affected by sonorous vibrations. Origin: Phono- + Gr. Form + -scope. Source: Websters Dictionary (01 Mar 1998) |
| phoneme | The smallest sound unit which, in terms of the phonetic sequences of sound, controls meaning. Origin: G. Phonema, a voice (05 Mar 2000) |
| phonendoscope | <instrument> A stethoscope that intensifies the auscultatory sounds by means of two parallel resonating plates, one resting on the patient's chest or attached to a stethoscope tube, the other vibrating in unison with it. Origin: phon-+ G. Endon, within, + skopeo, to view (05 Mar 2000) |
| phonetic | 1. Of or pertaining to the voice, or its use. 2. Representing sounds; as, phonetic characters; opposed to ideographic; as, a phonetic notation. Phonetic spelling, spelling in phonetic characters, each representing one sound only; contrasted with Romanic spelling, or that by the use of the Roman alphabet. Origin: Gr, fr. A sound, tone; akin to Gr. To speak: cf. F. Phonetique. See Ban a proclamation. Source: Websters Dictionary (01 Mar 1998) |
| phonetics | 1. <study> The doctrine or science of sounds; especially those of the human voice; phonology. 2. The art of representing vocal sounds by signs and written characters. Source: Websters Dictionary (01 Mar 1998) |
| phoniatrics | The study of speech habits; the science of speech. Origin: phon-+ G. Iatrikos, of the healing art (05 Mar 2000) |
| phonic | Relating to sound or to the voice. See: phonetic. (05 Mar 2000) |
| phonic spasm | A spasmodic contraction of the intrinsic muscles of the larynx excited by attempted phonation, producing either adductor or abductor subtypes caused by central nervous system disease. A localised form of movement disorder. Synonym: phonic spasm, spastic dysphonia. (05 Mar 2000) |