rhotacize (iou)

rhotacize verb. Also rhotacise. L19.
[Greek rhotakizein: see RHOTACISM, -IZE.]
Philology.
1. verb intrans. Of a dialect: be characterized or marked by rhotacism. L19.
2. verb trans. Convert (a sound, esp. the phoneme [s] repr. by the letter s) into the phoneme [r] (repr. by the letter r). M20.
rhotaci'zation noun (a) = RHOTACISM 2; (b) modification of a vowel sound caused by a following r: L20.