tetrad meaning
UK US
tetrad (noun): the cardinal number that is the sum of three and one.
Definition of tetrad
- the cardinal number that is the sum of three and one
Synonyms: four, 4, IV, quatern, quaternion, quaternary, quaternity, quartet, quadruplet, foursome, Little Joe
Type of: digit
Scrabble score: 7 (letter breakdown)
Word lists: words starting with TE · words ending in AD · 6-letter words
More about tetrad on Wikipedia.