Search Result for "quaternary": 
Wordnet 3.0

NOUN (2)

1. last 2 million years;
[syn: Quaternary, Quaternary period, Age of Man]

2. the cardinal number that is the sum of three and one;
[syn: four, 4, IV, tetrad, quatern, quaternion, quaternary, quaternity, quartet, quadruplet, foursome, Little Joe]


ADJECTIVE (2)

1. consisting of or especially arranged in sets of four;
- Example: "quaternate leaves"
- Example: "a quaternary compound"
[syn: quaternate, quaternary]

2. coming next after the third and just before the fifth in position or time or degree or magnitude;
- Example: "the quaternary period of geologic time extends from the end of the tertiary period to the present"
[syn: fourth, 4th, quaternary]


The Collaborative International Dictionary of English v.0.48:

Quaternary \Qua*ter"na*ry\, n. [L. numerus quaternarius: cf. F. quaternaire.] 1. The number four. --Boyle. [1913 Webster] 2. (Geol.) The Quaternary age, era, or formation. See the Chart of Geology. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Quaternary \Qua*ter"na*ry\, a. [L. quaternarius consisting of four each, containing four, fr. quaterni four each, fr. quattuor four: cf. F. quaternaire. See Four.] [1913 Webster] 1. Consisting of four; by fours, or in sets of four. [1913 Webster] 2. (Geol.) Later than, or subsequent to, the Tertiary; Post-tertiary; as, the Quaternary age, or Age of man. [1913 Webster]
WordNet (r) 3.0 (2006):

quaternary adj 1: consisting of or especially arranged in sets of four; "quaternate leaves"; "a quaternary compound" [syn: quaternate, quaternary] 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" [syn: fourth, 4th, quaternary] n 1: last 2 million years [syn: Quaternary, Quaternary period, Age of Man] 2: the cardinal number that is the sum of three and one [syn: four, 4, IV, tetrad, quatern, quaternion, quaternary, quaternity, quartet, quadruplet, foursome, Little Joe]
Moby Thesaurus II by Grady Ward, 1.0:

41 Moby Thesaurus words for "quaternary": Little Joe, biquadrate, biquadratic, four, four-legged, four-part diaphony, four-rayed, foursome, foursquare, quad, quadrangle, quadrature, quadrennium, quadric, quadrilateral, quadrille, quadrinomial, quadrivalent, quadruped, quadruplet, quartet, quartic, quartile, quatern, quaternion, quaternity, quatrefoil, rectangle, square, square dance, squaring, tetractinal, tetrad, tetragon, tetragram, tetragrammaton, tetrahedron, tetralogy, tetraphony, tetrapody, tetravalent