Definition of Iff

1. Initialism. Interchange File Format, a file format standard developed for Amiga computers. ¹

2. Initialism. identification friend or foe ¹

3. Abbreviation. (context: mathematics logic) if and only if; used to show that the predicate that follows it has the same truth value as the predicate that precedes it. ¹

¹ Source: wiktionary.com

Definition of Iff

1. if and only if [conj]

Lexicographical Neighbors of Iff

if the shoe fits
if ye please
if you ask me
if you can't beat them, join them
if you can't take the heat, get out of the kitchen
if you don't mind me saying
if you know what I mean
if you lie with dogs you will get fleas
if you like
if you love somebody, set them free
if you please
if you want a thing done well, do it yourself
if you will
ifen
ifere
iff (current term)
iffen
iffier
iffiest
iffily
iffiness
iffinesses
iffinitive
iffy
ifosfamide
iframe
iframes
ifreet
ifreets
ifrit

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