yb

(noun) a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime. Synonyms: ytterbium, Yb, atomic number 70.

(noun) a unit of information equal to 1000 zettabits or 10^24 bits. Synonyms: yottabit, Ybit, Yb.

(noun) a unit of information equal to 1000 zettabytes or 10^24 bytes. Synonyms: yottabyte, YB.

(noun) a unit of information equal to 1024 zebibytes or 2^80 bytes. Synonyms: yottabyte, yobibyte, YB, YiB.