tetrad

pronunciation

How to pronounce tetrad in British English: UK ['tetræd]word uk audio image

How to pronounce tetrad in American English: US [ˈtɛtˌræd] word us audio image

  • Noun:
    the cardinal number that is the sum of three and one

Word Origin

tetrad (n.)
"the number four, collection of four things," 1650s, from Greek tetras (comb. form tetrad-) "group of four, number four" (see tetra-).

Example

1. On the ultrastructure of classopollis exine : a tetrad from the jurassic of siberia .
2. A case of abortive interventional therapy of residual pulmonary valve stenosis postoperative fallot tetrad and reason analysis .

more: >How to Use "tetrad" with Example Sentences