Yb

noun

1. a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime

   noun.substance

   Synonyms atomic number 70 ytterbium

   Source: WordNet 3.0

2. a unit of information equal to 1000 zettabits or 10^24 bits

   noun.quantity

   Synonyms ybit yottabit

   Source: WordNet 3.0

3. a unit of information equal to 1000 zettabytes or 10^24 bytes

   noun.quantity

   Synonyms yottabyte

   Source: WordNet 3.0

4. a unit of information equal to 1024 zebibytes or 2^80 bytes

   noun.quantity

   Synonyms yib yobibyte yottabyte

   Source: WordNet 3.0