Kaleidoscope

Kaleidoscope, an optical instrument, invented by Sir David Brewster in 1817, consisting of a cylinder with two mirrors set lengthwise inside, two plates of glass with bits of coloured glass loose between at one end and an eye-hole at the other, presents varying patterns on rotation.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Kalamazoo` * Kalevale
Kaffirs
Kafiristan
Kairwan`
Kaisar-i-Hind
Kaiser
Kaiser Wilhelm's Land
Kaithal
Kâla
Kalahari Desert
Kalamazoo`
Kaleidoscope
Kalevale
Kali
Kálidása
Kalmar
Kalmucks
Kalpa
Kalpi
Kâma
Kamchatka
Kames, Henry Home, Lord