| / English Dictionary |
PB
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A unit of information equal to 1024 tebibytes or 2^50 bytes
Synonyms:
Classified under:
Nouns denoting quantities and units of measure
Hypernyms ("PB" is a kind of...):
computer memory unit (a unit for measuring computer memory)
Meronyms (parts of "PB"):
TB; tebibyte; terabyte; TiB (a unit of information equal to 1024 gibibytes or 2^40 (1,099,511,627,776) bytes)
Holonyms ("PB" is a part of...):
EB; EiB; exabyte; exbibyte (a unit of information equal to 1024 pebibytes or 2^60 bytes)
Sense 2
Meaning:
A unit of information equal to 1000 terabytes or 10^15 bytes
Synonyms:
PB; petabyte
Classified under:
Nouns denoting quantities and units of measure
Hypernyms ("PB" is a kind of...):
computer memory unit (a unit for measuring computer memory)
Meronyms (parts of "PB"):
TB; terabyte (a unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytes)
Holonyms ("PB" is a part of...):
EB; exabyte (a unit of information equal to 1000 petabytes or 10^18 bytes)
Sense 3
Meaning:
A unit of information equal to 1000 terabits or 10^15 bits
Synonyms:
Classified under:
Nouns denoting quantities and units of measure
Hypernyms ("Pb" is a kind of...):
computer memory unit (a unit for measuring computer memory)
Meronyms (parts of "Pb"):
Tb; Tbit; terabit (a unit of information equal to 1000 gigabits or 10^12 (1,000,000,000,000) bits)
Holonyms ("Pb" is a part of...):
Eb; Ebit; exabit (a unit of information equal to 1000 petabits or 10^18 bits)
Sense 4
Meaning:
A soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey
Example:
the children were playing with lead soldiers
Synonyms:
atomic number 82; lead; Pb
Classified under:
Hypernyms ("Pb" is a kind of...):
metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)
Hyponyms (each of the following is a kind of "Pb"):
hard lead (unrefined lead that is hard because of the impurities it contains)
antimonial lead; hard lead (a lead alloy that contains about 5% antimony)
pig lead (lead that is cast in pigs)
Holonyms ("Pb" is a substance of...):
cerussite; white lead ore (a mineral consisting of lead carbonate that is an important source of lead)
galena (soft blue-grey mineral; lead sulfide; a major source of lead)
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