iff

UK /ɪf ən(d)ˈəʊn.li ɪf/ US /ɪf ən(d)ˈoʊn.li ɪf/

conj 2name 2noun 1

Collocations

ADJ.

all, greater, natural, patient, turned

VERB + IFF

square

PREP.

off, with

conj

Abbreviation of if and only if.

A rectangle is a square iff all four of its sides have the same length.

conj

Obsolete spelling of if.

For iff the patient be aſhamed to diſcloſe hiſ wounde to the phyſician which knoweth it not , phyſicke can not helpe him.

name

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

Initialism of International Flavors & Fragrances

A rectangle is a square iff all four of its sides have the same length.

Wiktionary

For iff the patient be aſhamed to diſcloſe hiſ wounde to the phyſician which knoweth it not , phyſicke can not helpe him.

Wiktionary

Another red alert last night. Lasted only five minutes, Possibly just a friendly plane with its IFF turned off.

Wiktionary

IFF confirmed. Contact is Pelican Dropship Kilo 23. Over.

Wiktionary

An integer is natural iff it is greater than or equal to 0.

Tatoeba · #482049

i Register

In some senses, iff is marked as obsolete. Watch for register when choosing this word.

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