darmstadtium
[ dahrm-stat-ee-uhm ]
/ dɑrmˈstæt i əm /
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noun Chemistry, Physics.
a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Ds; atomic number: 110.
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Formerly un·un·nil·i·um [uhn-uh-nil-ee-uhm], /ˌʌn əˈnɪl i əm/, el·e·ment 110 .
Origin of darmstadtium
First recorded in 2000–05; named after Darmstadt, the city in Germany where it was first created.
Words nearby darmstadtium
Darling Range, Darling River, Darling's disease, Darlington, Darmstadt, darmstadtium, darn, darnation, darned, darnedest, darnel
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Medical definitions for darmstadtium
darmstadtium
[ därm-shtät′ē-əm ]
n. Symbol Ds
A radioactive synthetic element whose longest-lived isotope has a half-life of 0.18 milliseconds. Atomic number 110.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for darmstadtium
darmstadtium
[ därm′shtät′ē-əm ]
Ds
A synthetic radioactive element, first produced by bombarding lead atoms with nickel atoms. It has a mass number of 281, and its most stable isotope has a half-life of over one minute. Atomic number 110. See Periodic Table.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.