mendelevium

[men-dl-ee-vee-uh m]

noun Chemistry, Physics.

a transuranic element. Symbol: Md, Mv; atomic number: 101.

Origin of mendelevium

1950–55; named after D. I. Mendeleev; see -ium

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

Examples from the Web for mendelevium

Historical Examples of mendelevium

Researchers at the University of California used new techniques in forming and identifying element 101, mendelevium.
A Brief History of Element Discovery, Synthesis, and Analysis
Glen W. Watson

British Dictionary definitions for mendelevium

mendelevium

noun

a transuranic element artificially produced by bombardment of einsteinium. Symbol: Md; atomic no: 101; half-life of most stable isotope, 258 Md: 60 days (approx.); valency: 2 or 3

Word Origin for mendelevium

C20: named after D. I. Mendeleyev

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

Word Origin and History for mendelevium

1955, Modern Latin, in honor of Dmitri Ivanovich Mendeleev.

mendelevium in Medicine

mendelevium

[mĕn′də-lē′vē-əm]

n. Symbol Md

A synthetic radioactive element; its most stable isotope is Md 258 with a half-life of 56 days. Atomic number 101.

mendelevium in Science

mendelevium

[mĕn′də-lē′vē-əm]

Md

A synthetic, radioactive metallic element of the actinide series that is produced by bombarding einsteinium with helium ions. Its most stable isotope is Md 258 with a half-life of approximately 51.5 days. Atomic number 101. See Periodic Table.