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1

if

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conjunction \ˈif, əf\

Simple Definition of if

  • —used to talk about the result or effect of something that may happen or be true

  • —used to discuss the imaginary result or effect of something that did not happen or that is or was not true

  • —used to say that something must happen before another thing can happen

Source: Merriam-Webster's Learner's Dictionary

Full Definition of if

  1. 1 a :  in the event that b :  allowing that c :  on the assumption that d :  on condition that

  2. 2 :  whether <asked if the mail had come> <I doubt if I'll pass the course>

  3. 3 —used as a function word to introduce an exclamation expressing a wish <if it would only rain>

  4. 4 :  even though :  although perhaps <an interesting if untenable argument>

  5. 5 :  and perhaps not even <few if any changes are expected> —often used with not <difficult if not impossible>

if anything

  1. :  on the contrary even :  perhaps even <if anything, you ought to apologize>

Origin and Etymology of if

Middle English, from Old English gif; akin to Old High German ibu if


First Known Use: before 12th century


2

if

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noun \ˈif\

Simple Definition of if

  • : something that is not certain : something that could either happen or not happen

Source: Merriam-Webster's Learner's Dictionary

Full Definition of if

  1. 1 :  condition, stipulation <the question … depends on too many ifs to allow an answer — Encounter>

  2. 2 :  supposition

Examples of if in a sentence

  1. There are too many ifs in this proposal.

  2. <your conclusion may turn out to be accurate, but you're postulating a lot of ifs>



1513

First Known Use of if

1513



IF Defined for Kids

if

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conjunction \ˈif, əf\

Definition of if for Students

  1. 1 :  in the event that <If it rains we'll stay home.>

  2. 2 :  whether 1 <See if they have left.>

  3. 3 —used to introduce a wish <If only it would rain.>




Medical Dictionary

IF

abbreviation

Medical Definition of IF

  1. interferon




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