nobelium

[ noh-bel-ee-uhm, -bee-lee- ]

/ noʊˈbɛl i əm, -ˈbi li- /

Save This Word!

noun Chemistry, Physics.

a transuranic element in the actinium series. Symbol: No; atomic number: 102.

QUIZ

WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?

Smoothly step over to these common grammar mistakes that trip many people up. Good luck!

Question 1 of 7

Fill in the blank: I can’t figure out _____ gave me this gift.

who

whom

TAKE THE QUIZ TO FIND OUT

Origin of nobelium

1955–60; <New Latin; after Nobel Institute, where first discovered; see -ium

Words nearby nobelium

nobble, nobbut, nobby, Nobel, Nobelist, nobelium, Nobel laureate, Nobel Memorial Prize in Economic Sciences, Nobel Prize, Nobel Prizes, Nob Hill

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for nobelium

nobelium

/ (nəʊˈbiːlɪəm) /

noun

a transuranic element produced artificially from curium. Symbol: No; atomic no: 102; half-life of most stable isotope, 255 No: 180 seconds (approx.); valency: 2 or 3

Word Origin for nobelium

C20: New Latin, named after Nobel Institute, Stockholm, where it was discovered

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

Scientific definitions for nobelium

nobelium

[ nō-bĕl′ē-əm ]

A synthetic, radioactive metallic element in the actinide series that is produced by bombarding curium with carbon ions. Its longest-lived isotope is No 255 with a half-life of 3.1 minutes. Atomic number 102. See Periodic Table.