katsina
- n a city in northern Nigeria; a major center of the Hausa people
kelp greenling
- n common food and sport fish of western coast of North America
karelian
- n a member of the Finnish people living in Karelia in northwestern European Russia
- n a Finnic language spoken by the people of Karelia
karelian isthmus
- n the isthmus between the Gulf of Finland and Lake Ladoga that connects Finland and Russia