Ekaboron :: Ekaboron (n.) The name given by Mendelejeff in accordance with the periodic law, and by prediction, to a hypothetical element then unknown, but since discovered and named scandium; -- so called because it was a missing analogue of the boron group. See Scandium..
Kabob :: Kabob (n. & v. t.) See Cabob, n. & v. t..
Kabook :: Kabook (n.) A clay ironstone found in Ceylon.