GB

Pronunciation (US):

(GB):

 Dictionary entry overview: What does GB mean? 

• GB (noun)
  The noun GB has 6 senses:

1. a highly toxic chemical nerve agent that inhibits the activity of cholinesterase

2. a unit of magnetomotive force equal to 0.7958 ampere-turns

3. a unit of information equal to 1000 megabits or 10^9 (1,000,000,000) bits

4. a unit of information equal to 1000 megabytes or 10^9 (1,000,000,000) bytes

5. a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes

6. an island comprising England and Scotland and Wales

  Familiarity information: GB used as a noun is common.

 Dictionary entry details 

• GB (noun)

Sense 1

Meaning:

A highly toxic chemical nerve agent that inhibits the activity of cholinesterase

Classified under:

Nouns denoting substances

Synonyms:

GB; sarin

Hypernyms ("GB" is a kind of...):

organophosphate nerve agent (any of a series of nerve agents containing organophosphate compounds first synthesized by German chemists in 1936; in World War II the Germans tested them in concentration camps but not on the battlefield; Iraq is alleged to have used them against Iran and against the Kurds)

Sense 2

Meaning:

A unit of magnetomotive force equal to 0.7958 ampere-turns

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

Gb; Gi; gilbert

Hypernyms ("Gb" is a kind of...):

magnetomotive force unit (a unit of measurement of magnetomotive force)

Sense 3

Meaning:

A unit of information equal to 1000 megabits or 10^9 (1,000,000,000) bits

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

Gb; Gbit; gigabit

Hypernyms ("Gb" is a kind of...):

computer memory unit (a unit for measuring computer memory)

Meronyms (parts of "Gb"):

Mb; Mbit; megabit (a unit of information equal to 1000 kilobits or 10^6 (1,000,000) bits)

Holonyms ("Gb" is a part of...):

Tb; Tbit; terabit (a unit of information equal to 1000 gigabits or 10^12 (1,000,000,000,000) bits)

Sense 4

Meaning:

A unit of information equal to 1000 megabytes or 10^9 (1,000,000,000) bytes

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

G; GB; gigabyte

Hypernyms ("GB" is a kind of...):

computer memory unit (a unit for measuring computer memory)

Meronyms (parts of "GB"):

M; MB; megabyte (a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes)

Holonyms ("GB" is a part of...):

TB; terabyte (a unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytes)

Sense 5

Meaning:

A unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

G; GB; GiB; gibibyte; gigabyte

Hypernyms ("GB" is a kind of...):

computer memory unit (a unit for measuring computer memory)

Meronyms (parts of "GB"):

M; MB; mebibyte; megabyte; MiB (a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes)

Holonyms ("GB" is a part of...):

TB; tebibyte; terabyte; TiB (a unit of information equal to 1024 gibibytes or 2^40 (1,099,511,627,776) bytes)

Sense 6

Meaning:

An island comprising England and Scotland and Wales

Classified under:

Nouns denoting spatial position

Synonyms:

GB; Great Britain

Instance hypernyms:

island (a land mass (smaller than a continent) that is surrounded by water)

Meronyms (parts of "GB"):

Scotland (one of the four countries that make up the United Kingdom of Great Britain and Northern Ireland; located on the northern part of the island of Great Britain; famous for bagpipes and plaids and kilts)

Solway Firth (a large firth on the west coast of Britain between England and Scotland)

Meronyms (members of "GB"):

Brit; Britisher; Briton (a native or inhabitant of Great Britain)

Domain region:

Britain; Great Britain; U.K.; UK; United Kingdom; United Kingdom of Great Britain and Northern Ireland (a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; 'Great Britain' is often used loosely to refer to the United Kingdom)

Instance hyponyms:

Albion (archaic name for England or Great Britain; used poetically)

Holonyms ("GB" is a part of...):

British Isles (Great Britain and Ireland and adjacent islands in the north Atlantic)