In linguistics, rhotic can refer to:
- Rhotic consonant, such as the sound in red
- R-colored vowel, such as the sound in Midwestern American English pronunciation of fur and before a consonant as in hard.
- Erhua (simplified Chinese: 兒化; traditional Chinese: 儿化; pinyin: érhuà) - R-coloring /ɚ/ in Mandarin Chinese.
- Rhotic accent, an accent where a rhotic consonant can occur without being followed by a vowel