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Noun: tetrad  'te,trad
  1. The cardinal number that is the sum of three and one
    - four, 4, IV, quatern, quaternion, quaternary, quaternity, quartet, quadruplet, foursome, Little Joe

Derived forms: tetrads

Type of: digit, figure

Encyclopedia: Tetrad

Nearest

tetrachlorethylene
tetrachloride
tetrachloroethylene
tetrachloromethane
tetrachord
tetrachoric correlation
tetrachoric correlation coefficient
Tetraclinis
Tetraclinis articulata
tetracycline
tetrad
tetradecanoic acid
tetraethyl lead
tetrafluoroethylene
tetragon
tetragonal
Tetragonia
Tetragonia expansa
Tetragonia tetragonioides
Tetragoniaceae
Tetragonurus