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if

if

∞ 1.0
To introduce a condition that must happen before something else
  • subordinating conjunction
  • /ɪf/
: si
  • Graham notes that it would not be possible if it were not for tax incentives.
  • even if
  • if you want
  • if necessary

What would it be like if I was them?

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Examples

  • What will you do if it rains tomorrow?

  • What happens if I make that a four?

  • What can parents do if their kids are lost?

  • I guess I wanted to know if it was worth it.

  • You know what happens if they get in now?

  • Father, is it all right if I run along now?

  • I'll help you for real if you want.

  • In either case, these students would have fewer, if any, opportunities to elect music courses.

    Academic text (2011)
  • What would happen if we did not pass TARP?

  • If this thing explodes, it could turn everything invisible.

Idioms

∞ 2.1

In a way that makes something seem true though it may not be

460 2.9

Saying something may be even more true than first said

427 3.0

To wish the past had been different because you regret it

33 3.9

When it is necessary to do something

33 9.9

A strong way to say you refuse or do not believe something

21 7.9

Showing a particular quality very strongly

When no one likes one choice more than another

if you say so
  • Informal
15 7.7

Accept what someone says while showing doubt or little interest

2 8.7

Accept a criticism if it applies to you

1 9.4

News that is violent or shocking gets more attention and appears first

1 8.9

A very angry stare that seems like it could hurt someone

1 9.9

To say firmly that what you say is true

1 9.9

Only people with the same knowledge or experience understand this

1 7.0

Challenge someone to try to reach or pass you

Act with great energy and not worry about the future

Any choice you make leads to bad results

big if true
  • Texting
9.2

Something that would be very important if it is true

A situation where any choice leads to trouble or criticism

Very sharp or harsh in a way that would hurt someone if it could

A phrase people say to show talking about impossible what-ifs is pointless

An idea that a place could tell stories from its past

A person who is very calm and not easily upset, even in a dangerous situation

Compounds

A 2002 American film by Steven Spielberg starring Leonardo DiCaprio and Tom Hanks

Surface Forms

if main

Etymology

If as a conjunction comes from Old English gif, meaning 'on that condition'. So if is the little word that tells you what must happen before something else can happen.