unnilhexium

noun

un·​nil·​hex·​i·​um ˌyü-nᵊl-ˈhek-sē-əm How to pronounce unnilhexium (audio)

Word History

Etymology

New Latin, from unnil- (from Latin unus one + nil nothing, zero) + Greek hex six + New Latin -ium — more at one, nil, six

First Known Use

1974, in the meaning defined above

Time Traveler
The first known use of unnilhexium was in 1974

Dictionary Entries Near unnilhexium

Cite this Entry

“Unnilhexium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unnilhexium. Accessed 31 Mar. 2023.

Medical Definition

unnilhexium

noun
un·​nil·​hex·​i·​um ˌyün-ᵊl-ˈhek-sē-əm How to pronounce unnilhexium (audio)
: seaborgium
symbol Unh

More from Merriam-Webster on unnilhexium

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


Love It or Hate It

  • heart-fire
  • When asked about her blind date, Carol spoke for hours with vitriol.
Spell It

Hear a word and type it out. How many can you get right?

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY