Word: superkey
Part of speech: Noun
Syllables: su
per
key
Definition: Any set of attributes of a relation variable (relvar) that serve to identify a single tuple or row, no other tuple having the same value for every attribute in the set.
Morphemes:
Affix: super-
Language: en
PoS: Prefix
Meaning: superior in size, quality, number, degree, status, title, or position
Etymology Compounds: Affix: super-
Language: la
Decoded: super-
PoS: Prefix
Meaning: super-; over, above
Affix: key
Language: en
PoS: Noun
Meaning: In a relational database, a field used as an index into another table (not necessarily unique).