TETRAD

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The cardinal number that is the sum of three and one

Synonyms:

4; four; foursome; IV; Little Joe; quadruplet; quartet; quatern; quaternary; quaternion; quaternity; tetrad

Classified under:

Nouns denoting quantities and units of measure

Hypernyms ("tetrad" is a kind of...):

digit; figure (one of the elements that collectively form a system of numeration)

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