1. one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)

    Synonyms : deoxyguanosine monophosphate
    Type Of : base, nucleotide
  2. a purine base found in DNA and RNA; pairs with cytosine

    Synonyms : guanine
    Type Of : purine
  3. a metric unit of weight equal to one thousandth of a kilogram

    Synonyms : gm, gram, gramme
    Type Of : metric weight unit, weight unit
  4. (physics) the universal constant relating force to mass and distance in Newton's law of gravitation

    Synonyms : constant of gravitation, gravitational constant, universal gravitational constant
    Type Of : constant
  5. the cardinal number that is the product of 10 and 100

    Synonyms : 1000, chiliad, grand, k, m, one thousand, thou, thousand, yard
    Type Of : large integer
  6. a unit of information equal to 1000 megabytes or 10^9 (1,000,000,000) bytes

    Synonyms : gb, gigabyte
    Type Of : computer memory unit
  7. 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 : g-force, gee
    Type Of : force unit
  8. a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes

    Synonyms : gb, gib, gibibyte, gigabyte
    Type Of : computer memory unit
  9. the 7th letter of the Roman alphabet

    Type Of : alphabetic character, letter of the alphabet, letter