红微菌属：红螺菌目(Rhodospirillales)红螺菌科(Rhodospirillaceae)中一属水栖光合菌，由卵圆形革兰阴性细胞组成，这些细胞以鞭毛相连，能产生粉红色到红棕色色素；代表种为万尼红微菌(R. vannielii)- geraniol
- geratic
- geratology
- gerbil
- Gerdy's fibers,etc
- gereology
- Gerhardt's disease,sign (phenomenon),test (reaction)
- Gerhardt-Semon law
- Gerhardt's test
- geriatric
- geriatrician
- geriatrics
- geriodontics
- geriodontist
- Gerlach's valve
- Gerlier's disease
- germ
- germanin
- germanium
- germerine
- germicidal
- germicide
- germinal
- germination
- germinative