| Abbreviation | Definition |
|---|---|
| KBA | Key Biodiversity Area |
| KBS | Kansas Biological Survey |
| KBS | Kellogg Biological Station |
| KBSI | Koppert Biological Systems Inc |
| KILL | Kiss Imeddiatly Lip to Lip |
| KPCOFGS | Keep Penis Clean Or Forget Good Sex- Kingdom, Phylem, Class, Order, Family, Genius, Species |
| KPCOFGS | King Phil Came Over For Good Sex (Kingdom, Phylum, Class, Order, Family, Genus, Species) |
| KRLB | Kinase Regulatory Loop Binding |
| KUNKER | A large unattractive pimply ,puss vagina . |
| LAB | Laboratories of Analytical Biology |
| LABN | Latin American Biological Network |
| LAF | Lactic Acid Fermentation |
| LARB | Laboratory for Algae Research and Biotechnology |
| LASP | Lark Sparrow (bird species Chondestes grammacus) |
| LAV | Lymphadenopathy Associated Virus |
| LBAL | Laboratory for Biological and Artificial Learning |
| LBMS | Laboratory for Biological Mass Spectrometry |
| LCB | Laboratory of Cell Biology |
| LCMB | Laboratory of Cell and Molecular Biology |
| LCMB | Laboratory of Cellular and Molecular Biology |