illinium

[ih-lin-ee-uh m]

noun Chemistry. (formerly)

promethium. Symbol: Il

Nearby words

  1. illicitly,
  2. illimani,
  3. illimitable,
  4. illin',
  5. illing,
  6. illinoian,
  7. illinois,
  8. illinois bundleflower,
  9. illinois waterway,
  10. illinoisan

Origin of illinium

1925–30; named after Illinois; see -ium

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for illinium

illinium

noun

chem the former name for promethium

Word Origin for illinium

C20: New Latin, from Illinois + -ium

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012