# แบคทีเรีย
## Noun (N)
### Sense: an organism (especially a bacterium) that requires air or free oxygen for life
- aerobe
### Sense: an organism (especially a bacterium) that does not require air or free oxygen to live
- anaerobe
### Sense: (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants
- bacteria
- bacterium