the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves
[foh-nuh-gram] /ˈfoʊ nəˌgræm/ noun 1. a unit symbol of a phonetic writing system, standing for a speech sound, syllable, or other sequence of speech sounds without reference to meaning. /ˈfəʊnəˌɡræm/ noun 1. any written symbol standing for a sound, syllable, morpheme, or word 2. a sequence of written symbols having the same sound in a […]
[foh-nuh-graf, -grahf] /ˈfoʊ nəˌgræf, -ˌgrɑf/ noun 1. any sound-reproducing machine using records in the form of cylinders or discs. /ˈfəʊnəˌɡrɑːf; -ˌɡræf/ noun 1. an early form of gramophone capable of recording and reproducing sound on wax cylinders 2. (US & Canadian) Also called gramophone, record player. a device for reproducing the sounds stored on a […]
[foh-nuh-graf-ik] /ˌfoʊ nəˈgræf ɪk/ adjective 1. of, relating to, or characteristic of a phonograph. 2. of, relating to, or noting phonography. /ˌfəʊnəˈɡræfɪk/ adjective 1. of or relating to phonography 2. of or relating to the recording of music adj. 1840, originally in reference to shorthand; see phono- + graphic. Modern sense from 1878.
[foh-nog-ruh-fee] /foʊˈnɒg rə fi/ noun, plural phonographies for 2. 1. phonetic spelling, writing, or shorthand. 2. a system of phonetic shorthand, as that invented by Sir Isaac Pitman in 1837. /fəʊˈnɒɡrəfɪ/ noun 1. a writing system that represents sounds by individual symbols Compare logography 2. the employment of such a writing system