Esperanta-angla vortaro »

rotaismo signifas en angla

EsperantaAngla
rotaismo noun

rhotacism(A linguistic phenomenon in which a consonant changes into an R)
noun
[UK: rˈəʊtəsˌɪzəm] [US: rˈoʊɾəsˌɪzəm]

Via historio