Yb


Symbol, Chemistry.

Definition for yb (2 of 3)

YB


Symbol.

Definition for yb (3 of 3)

Y.B.

or YB


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Examples from the Web for yb

British Dictionary definitions for yb

Yb


the chemical symbol for

ytterbium
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

Medicine definitions for yb

Yb


The symbol for the elementytterbium
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for yb (1 of 2)

Yb


The symbol for ytterbium.

Science definitions for yb (2 of 2)

ytterbium

[ ĭ-tûrbē-əm ]

Yb

A soft, silvery-white metallic element of the lanthanide series that occurs as seven stable isotopes. It is used as a radiation source for portable x-ray machines. Atomic number 70; atomic weight 173.04; melting point 824°C; boiling point 1,196°C; specific gravity 6.972 or 6.54 (25°C) depending on allotropic form; valence 2, 3. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.