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Iff
conjunction
Word Frequency:
1.0
Definitions
1.
conjunction
If and only if; used to show that the truth values of two statements are the same.
2.
conjunction
Logically equivalent to rephrases:
"A rectangle is a square iff all four of its sides have the same length."
3.
conjunction
Obsolete spelling of if.
Synonyms
ifc
gpf
bfa
wef
fbi
intergovernmental
forum
fib
zef
arf
ipf
forest
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