ideophone
/ˈɪdɪəfəʊn/ /ˈʌɪdɪəfəʊn/Linguistics
noun
1A term used by A. J. Ellis (in contradistinction to ideograph) for a sound or group of sounds denoting an idea, i.e. a spoken word.
2An onomatopoeic or sound-symbolic word, especially one belonging to particular classes in Bantu languages.
Origin
Late 19th century; earliest use found in Alexander Ellis (1814–1890), phonetician and mathematician.