Similar words: ie, in, it, of, bp, c., CH, Co.. Meaning: [ɪf] 
conj.1. in case that; granting or supposing that; on condition that: Sing if you want to. Stay indoors if it rains. I'll go if you do. 2. even though: an enthusiastic if small audience. 3. whether: He asked if I knew Spanish. 4. (used to introduce an exclamatory phrase): If only Dad could see me now! 5. when or whenever: If it was raining, we had to play inside. n.6. a supposition; uncertain possibility: The future is full of ifs. 7. a condition, requirement, or stipulation: There are too many ifs in his agreement. 8. ifs, ands, or buts, reservations, restrictions, or excuses: I want that job finished today, and no ifs, ands, or buts..
conj.1. in case that; granting or supposing that; on condition that: Sing if you want to. Stay indoors if it rains. I'll go if you do. 2. even though: an enthusiastic if small audience. 3. whether: He asked if I knew Spanish. 4. (used to introduce an exclamatory phrase): If only Dad could see me now! 5. when or whenever: If it was raining, we had to play inside. n.6. a supposition; uncertain possibility: The future is full of ifs. 7. a condition, requirement, or stipulation: There are too many ifs in his agreement. 8. ifs, ands, or buts, reservations, restrictions, or excuses: I want that job finished today, and no ifs, ands, or buts.. 271) The raft would be more buoyant if it was less heavy.
272) Flash your light around and see if anyone is hiding in here.
273) It's not surprising you feel weak if you haven't eaten properly for days.
274) Please look at category 25 to see if the expression you are looking for is shown under another headword.
275) The cavalry commander predicted that many Sioux would bite the dust if they attacked the fort.
276) I love smimming in summer. So I always go swimming with my parents in the sea. Sometimes[sentencedict.com/if.html], I like to play basketball on the playground with my friends if it's not very hot.
277) They recognized that the country would revive only if it thoroughly disengaged from the chaos of the old regime.
278) When I walked out of the prison cell towards the door leading to freedom, I have made it clear his own pain and resentment if not able to stay behind, so in fact I still in prison.
279) Farmers are eligible for government support if they let a certain amount of land lie fallow.
280) If he fails, then he will have little excuse in the eyes of those who voted him in.
281) She had screwed up her eyes, as if she found the sunshine too bright.
282) Tommy looked as if butter wouldn't melt in his mouth.
283) If you want any time off work you'll have to ask the guvnor.
284) If you don't live for something, you'll die for nothing.
285) If you are able to appreciate beauty in the ordinary, your life will be more vibrant.
286) If I say leave me alone,actually I need you more than at any time.
287) We are using up our natural resources and at the same time polluting our environment with dangerous chemicals. If we continue to do this, life on earth cannot survive.
288) I'd never forgive myself if she heard the truth from someone else.
289) He talked of other cultures as if they were more familiar to him than his own.
290) Maybe he would worry less if he understood the situation.
291) You have to pay the price but if you do you can only win.
292) His father threatened to beat the boy if he stole again.