gas ‧ tric /ˈɡæstrɪk/ BrE AmE adjective [only before noun] technical
[ Date: 1600-1700 ; Language: Modern Latin ; Origin: gastricus , from Greek gaster 'stomach' ]
1 . relating to your stomach:
gastric ulcers
2 . gastric juices the acids in your stomach that break food into smaller parts
3 . gastric flu an illness that makes you ↑ vomit and gives you ↑ diarrhoea
4 . gastric bypass a medical operation done to treat a fat person, in which the top part of the stomach is divided from the rest of it and connected to the middle of the ↑ small intestine
5 . gastric band a band that is put around someone's stomach, so that they feel full and eat less