- rabbit tù 兔: Zodiac
- Rada, Martin de (1533–1578): Chinese Linguistics in Spain | Western Views of the Chinese Language
- radical combinability, character processing: Sublexical Processes for Reading Chinese Characters, Neurolinguistic Studies
- Radical Construction Grammar: Notions of “Subject”
- radical position, character processing: Lexical and Sublexical Access | Sublexical Processes for Reading Chinese Characters, Neurolinguistic Studies
- radicals (bùshǒu 部首): Lexicography, Modern | Shuōwén Jiězì 說文解字 | see also character component
- radicals (bùshǒu 部首), dictionaries: K…