name, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Alternative form of jack (“the tree Mangifera caesia”). alt-of, alternative
2. 2
   Initialism of Janus kinase. abbreviation, alt-of, initialism
3. 3
   immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted wordnet

Proper Noun

1. 1
   Alternative form of Jack (male given name) alt-of, alternative, rare

Synonyms

All synonyms

jackjackfruitjackfruitjanus kinase

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.