| k-Estrofantina-alfa use Cimarina |
| Kadsura |
| Kaempferia use Zingiberaceae |
| Kaki use Diospyros |
| Kala-Azar use Leishmaniasis Visceral |
| Kalaallit use Inuits |
| Kalaallit Nunaat use Groenlandia |
| Kalahari use Botswana |
| Kalanchoe |
| Kale use Brassica |
| Kali Aceticum |
| Kali Arseniatum use Kali Arsenicosum |
| Kali Arsenicosum |
| Kali Bichromicum |
| Kali Bioxalicum |
| Kali Bitartaricum |
| Kali Bromatum |
| Kali Carbonicum |
| Kali Causticum |
| Kali Chloricum |
| Kali Chlorosum |
| Kali Chromicum |
| Kali Citricum |
| Kali Cyanatum |
| Kali Ferrocyanatum |
| Kali Fluoratum |
| Kali Hypophosphoricum |
| Kali Iodatum |
| Kali Manganicum use Kali Permanganicum |
| Kali Muriaticum |
| Kali Nitricum |
| Kali Oxalicum |
| Kali Permanganicum |
| Kali Phosphoricum |
| Kali Picricum |
| Kali Salicylicum |
| Kali Silicicum |
| Kali Sulphuratum |
| Kali Sulphuricum |
| Kali Sulphuricum Chromicum |
| Kali Sulphurosum |
| Kali Tartaricum |
| Kali Telluricum |
| Kali Xanthogenicum |
| Kalidina use Calidina |
| Kalium Aceticum use Kali Aceticum |
| Kalium Bromatum use Kali Bromatum |
| Kalium Causticum use Kali Causticum |
| Kalium Chloricum use Kali Chloricum |
| Kalium Citricum use Kali Citricum |
| Kalium Cyanatum use Kali Cyanatum |
| Kalium Ferrocyanatum use Kali Ferrocyanatum |
| Kalium Fluoratum use Kali Fluoratum |
| Kalium Hypophosphorosum use Kali Hypophosphoricum |
| Kalium Iodatum use Kali Iodatum |
| Kalium Manganicum use Kali Permanganicum |
| Kalium Muriaticum use Kali Muriaticum |
| Kalium Nitricum use Kali Nitricum |
| Kalium Oxalicum use Kali Oxalicum |
| Kalium Permanganicum use Kali Permanganicum |
| Kalium Phosphoricum use Kali Phosphoricum |
| Kalium Picricum use Kali Picricum |
| Kalium Salicylicum use Kali Salicylicum |
| Kalium Silicatum use Kali Silicicum |
| Kalium Sulfuricum use Kali Sulphuricum |
| Kalium Sulfuricum Chromicum use Kali Sulphuricum Chromicum |
| Kalium Sulfurosum use Kali Sulphurosum |
| Kalium Sulphuratum use Kali Sulphuratum |
| Kalium Tartaricum use Kali Tartaricum |
| Kalium Telluricum use Kali Telluricum |
| Kalmia latifolia |
| Kalonji use Nigella sativa |
| Kalopanax |
| Kamala |
| Kampuchea use Cambodia |
| Kanamicina |
| Kanamicina Quinasa |
| Kandelia use Rhizophoraceae |
| Kansas |
| Kanuka use Kunzea |
| Kaolinum |
| Kapikachu use Dolichos pruriens |
| Kappapapillomavirus |
| Karaka |
| Karanja use Pongamia |
| Karate use Artes Marciales |
| Karaya use Sterculia |
| Karlsbad Aqua use Carlsbad Aqua |
| Karoshi use Muerte por Exceso de Trabajo |
| Karwinskia |
| Karwinskia humboldtiana |
| Kasaba use Manihot |
| Kasinina |
| Kassebaum Kennedy Act use Health Insurance Portability and Accountability Act |
| Katar use Qatar |
| Kava |
| Kava-Kava use Piper methysticum (Homeopatía) |
| Kazajstán |
| Kefir use Productos Lácteos Cultivados |
| Kelp |
| Kelp Gigante use Macrocystis |
| Kenaf use Hibiscus |
| Kenia |
| Kennedy Kassebaum Act use Health Insurance Portability and Accountability Act |
| Kentismo |
| Kentucky |
| Keratinomyces use Arthrodermataceae |
| Kerma |
| Kernicterus |
| Kernítero use Kernicterus |
| Kerosén use Queroseno |
| Keroseno use Queroseno |
| Kerosenum |
| Kerosina use Queroseno |
| Kerosolenum |
| Ketamina |
| Ketanserina |
| Ketoconazol use Cetoconazol |
| Ketólidos use Cetólidos |
| Ketoprofen use Cetoprofeno |
| Ketoprofeno use Cetoprofeno |
| Ketorolaco |
| Ketorolaco Trometamina |
| Keynotes use Síntomas Claves |
| KG-CAM use Molécula de Adhesión Celular del Leucocito Activado |
| Khat use Catha |
| Khaya use Meliaceae |
| Khellin |
| Kieselguhr use Tierra de Diatomeas |
| Killifish use Fundulidae |
| Killifish del Golfo use Fundulidae |
| Killifish Japonés use Oryzias |
| Killifishes |
| Kilotón use Kilotonelada |
| Kilotonelada |
| Kindergarten use Escuelas de Párvulos |
| Kinésica use Cinésica |
| Kinetofragminophorea use Cinetofragminóforos |
| Kinetoplastida |
| Kingella |
| Kingella kingae |
| Kino Australiano use Kino Australiensis |
| Kino Australiensis |
| Kinuramina |
| Kirgizstán use Kirguistán |
| Kirguistán |
| Kiribati use Micronesia |
| Kirondrina use Glaucarrubina |
| Kissingen Aqua |
| Kisspeptinas |
| Kitasamicina |
| Kits de Reactivos para Diagnóstico use Juego de Reactivos para Diagnóstico |
| Kiwi use Actinidia |
| Kiwi (Planta) use Actinidia |
| Klebsiella |
| Klebsiella aerogenes use Enterobacter aerogenes |
| Klebsiella oxytoca |
| Klebsiella pneumoniae |
| Kloeckera |
| Kluyvera |
| Kluyveromyces |
| Koala use Phascolarctidae |
| Kobuvirus |
| Kochia use Chenopodiaceae |
| Kochia scoparia use Bassia scoparia |
| Kola |
| Kola Amarga use Garcinia kola |
| Kondagogu use Bixaceae |
| Konjac use Amorphophallus |
| Korarchaeota |
| Koro |
| Korthalsella use Viscaceae |
| Kosovo |
| Kousso |
| Kowloon use Hong Kong |
| Krait use Bungarus |
| Krameria use Krameriaceae |
| Krameria triandra use Ratanhia peruviana |
| Krameriaceae |
| Krameriáceas use Krameriaceae |
| Kreosotum |
| Kresolum |
| Krill use Euphausiacea |
| Kringles |
| Kt use Kilotonelada |
| Kudzu use Pueraria |
| Kumazasa use Sasa |
| Kumquat use Rutaceae |
| Kung Fu use Artes Marciales |
| Kunzea |
| Kurchi |
| Kuru |
| Kutaja use Holarrhena |
| Kuwait |
| Kwashiorkor |
