What is the meaning of G?

noun

• A metric unit of weight equal to one thousandth of a kilogram.
  • synonyms: gram, gramme, gm
• A purine base found in DNA and RNA; pairs with cytosine.
  • synonyms: guanine
• One of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose.
  • synonyms: deoxyguanosine monophosphate
• The cardinal number that is the product of 10 and 100.
  • synonyms: thousand, one thousand, 1000, M, K, chiliad, grand, thou, yard
• A unit of force equal to the force exerted by gravity; used to indicate the force to which a body is subjected when it is accelerated.
  • synonyms: gee, g-force
• A unit of information equal to 1000 megabytes or 10^9 (1, 000, 000, 000) bytes.
  • synonyms: gigabyte, GB
• A unit of information equal to 1024 mebibytes or 2^30 (1, 073, 741, 824) bytes.
  • synonyms: gigabyte, gibibyte, GB, GiB
• Physics) the universal constant relating force to mass and distance in Newton's law of gravitation.
  • synonyms: gravitational constant, universal gravitational constant, constant of gravitation
• The 7th letter of the Roman alphabet. .