There are multiple definitions:

1. gastro-intestinal(English)

   • CDAI
   • Gastroenterology
   • https://en.wiki…ntestinal_tract

2. gingival index [score](English)

   • any method of recording the clinical severity of gingival inflammation
   • ABBM, BOP, CAL, GR, PD, PI, PRP
   • Dentistry, Scoring systems/scales
   • https://www.oxf…110803095852992
   • https://doi.org…55484-8.00015-0
   • https://doi.org…jop.2009.090058

3. glycemic index(English)

   • CHO, GL, GR, DF, RS
   • Insulin, Metabolism, Diet
   • https://doi.org…ijsnem.18.3.281
   • https://doi.org…sj.ejcn.1602273

4. genomic island(English)

   • clusters of functionally related genes acquired by lateral genetic transfer (LGT), and present in many bacterial genomes
   • GI-SVM, AI, LGT, SVM
   • Genomics, Bacteriology, Microbiology, Artificial intelligence
   • https://doi.org…219720016400035