| heliobacter | (n) a genus of helical or curved or straight aerobic bacteria with rounded ends and multiple flagella; found in the gastric mucosa of primates (including humans), Syn. genus Heliobacter |
| heliobacter pylori | (n) the type species of genus Heliobacter; produces urease and is associated with several gastroduodenal diseases (including gastritis and gastric ulcers and duodenal ulcers and other peptic ulcers), Syn. H. pylori |