echoism

[ ek-oh-iz-uh m ]
/ ˈɛk oʊˌɪz əm /

noun

Origin of echoism

First recorded in 1875–80; echo + -ism

British Dictionary definitions for echoism

echoism
/ (ˈɛkəʊˌɪzəm) /

noun

onomatopoeia as a source of word formation
phonetic assimilation of one vowel to the vowel in the preceding syllable