noun /d͡ʒí/ high-tone /d͡ʒī/ mid-tone /d͡ʒì/ low-tone
Definitions
  1. The name of the Latin script letter J/j.
Other entries with this spelling
Wiktionary records 3 entries spelled “jí”. You're reading one of them; here are the others.
Source: Wiktionary · etymology 1, where this word is spelled “ji”. Reference: en-ji-yo-noun-8WCBH3mG