rhotacism

[ roh-tuh-siz-uh m ]
/ ˈroʊ təˌsɪz əm /

noun

Historical Linguistics. a change of a speech sound, especially (s), to (r), as in the change from Old Latin lases to Latin lares.
excessive use of the sound (r), its misarticulation, or the substitution of another sound for it.

Origin of rhotacism

1825–35; < Greek rhô rho + (io)tacism

Related forms

rho·ta·cis·tic, adjective
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British Dictionary definitions for rhotacism

rhotacism

/ (ˈrəʊtəˌsɪzəm) /

noun phonetics

excessive use or idiosyncratic pronunciation of r

Derived Forms

rhotacist, nounrhotacistic, adjective

Word Origin for rhotacism

C19: from New Latin rhōtacismus, from Greek rhōtakizein (verb) from the letter rho
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