Tetrad
From Wikipedia, the free encyclopedia
| Look up tetrad in Wiktionary, the free dictionary. |
Tetrad may refer to:
- Tetrad (chromosomal formation), a chromosomal formation in meiosis
- Tetrad (general relativity), a mathematical frame of reference in general relativity
- Tetrad (genetics), the four spores of a yeast
- Tetrad (Greek philosophy), the first number formed by the addition and multiplication of equals
- Tetrad (index notation), a concept in differential geometry
- Tetrad (music), a set of four notes
- Tetrad (unit of area), an area 2km x 2km square
- Tetromino, a shape composed of four squares
- Tetrad of media effects, a pedagogical tool
| This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article. |

