kamet
- n a mountain in the Himalayas in northern India (25,450 feet high)
katsina
- n a city in northern Nigeria; a major center of the Hausa people
jacques loeb
- n United States physiologist (born in Germany) who did research on parthenogenesis (1859-1924)
jackal
- n Old World nocturnal canine mammal closely related to the dog; smaller than a wolf; sometimes hunts in a pack but usually singly or as a member of a pair
jackass bat
- n a large bat of the southwestern United States having spots and enormous ears
jackass penguin
- n small penguin of South America and southern Africa with a braying call
jacobite
- n a supporter of James II after he was overthrown or a supporter of the Stuarts