quaternary meaning

Pronunciation:   "quaternary" in a sentence
Adjective: quaternary  kwu'turnuree
  1. Consisting of or especially arranged in sets of four
    "a quaternary compound"
    - quaternate 
  2. Coming next after the third and just before the fifth in position or time or degree or magnitude
    "the quaternary period of geologic time extends from the end of the tertiary period to the present"
    - fourth, 4th
Noun: quaternary  kwu'turnuree
  1. The cardinal number that is the sum of three and one
    - four, 4, IV, tetrad, quatern, quaternion, quaternity, quartet, quadruplet, foursome, Little Joe
Noun: Quaternary
  1. Last 2 million years
    - Quaternary period, Age of Man

Derived forms: quaternaries

See also: multiple, ordinal

Type of: digit, figure, geological period, period

Part of: Age of Mammals, Cenozoic, Cenozoic era

Encyclopedia: Quaternary


[Electronics]
1. Pertaining to a base-4 number system.
2. Of an atom, joined to carbon atoms for four bonds.
3. The fourth member of a 4-unit set.

[Medicine]
adj : consisting of, containing, or being an atom bonded to four other atoms
n pl -ries : QUATERNARY AMMONIUM COMPOUND

Examples

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  1. the quaternary sediments are largely undeformed.
  2. cationics are usually quaternary ammomium salts.
  3. non-aqueous titrimetric analysis of quaternary ammonium salt n
  4. optimal quaternary self-orthogonal codes of dimension three
  5. thermoelectric properties of quaternary ag-bi-sb-te alloys

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