rhotic

adjective

rho·tic | \ ˈrō-tik

Definition of rhotic

1 phonetics : of, relating to, having, or being an accent or dialect in English in which an /r/ sound is retained before consonants (as in pronouncing hard and cart) and at the end of a word (as in pronouncing car and far) a rhotic dialect/accent a rhotic speaker Arguably one of the greatest divisions in English is between rhotic and non-rhotic accents, which is to say our speech and accents are immediately distinguishable based on the pronunciation, or lack thereof, of /r/-like sounds.— Jordan MacKenzie

2 phonetics, of a vowel : influenced in coloring by an adjacent /r/ sound