'Yb' definitions:
Definition of 'Yb'
From: WordNet
noun
A soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime [syn: ytterbium, Yb, atomic number 70]
noun
noun
A unit of information equal to 1000 zettabytes or 10^24 bytes [syn: yottabyte, YB]
noun