American English

Definition of as conjunction from the Oxford Advanced American Dictionary

      

    as

     conjunction
    conjunction
    NAmE//əz//
     
    , NAmE//æz//
     
     
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  1. 1while something else is happening He sat watching her as she got ready. As she grew older, she gained in confidence. Language Bankprocessdescribing a process This diagram illustrates the process of paper-making. / This diagram shows how paper is made. First/First of all, logs are delivered to a paper mill, where the bark is removed and the wood is cut into small chips. Next/Second, the wood chips are pulped, either using chemicals or in a pulping machine. Pulping breaks down the internal structure of the wood and enables/allows the natural oils to be removed. Once/After the wood has been pulped, the pulp is bleached in order to remove impurities. /…is bleached so that impurities can be removed. The next stage is to feed the pulp into the paper machine, where it is mixed with water and then poured onto a wire conveyor belt. As the pulp travels along the conveyor belt, the water drains away. This causes the solid material to sink to the bottom, forming a layer of paper. At this point the new paper is still wet, so it is passed between large heated rollers, which press out the remaining water and simultaneously dry the paper. / …dry the paper at the same time. The final stage is to wind the paper onto large rolls. /Finally, the paper is wound onto large rolls.
  2. 2in the way in which They did as I had asked. Leave the papers as they are. She lost it, just as I said she would.
  3. 3used to state the reason for something As you were out, I left a message. She may need some help as she's new.
  4. 4used to make a comment or to add information about what you have just said As you know, Julia is leaving soon. She's very tall, as is her mother.
  5. 5used to say that in spite of something being true, what follows is also true synonym though Happy as they were, there was something missing. Try as he might (= however hard he tried), he couldn't open the door.
  6. Idioms
    as against something
     
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    in contrast with something They got 27% of the vote, as against 32% at the last election.
    as and when
     
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    used to say that something may happen at some time in the future, but only when something else has happened We'll decide on the team as and when we qualify. I'll tell you more as and when (= as soon as I can).
    as for somebody/something
     
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    used to start talking about someone or something synonym regarding As for Jo, she's doing fine. As for food for the party, that's all being taken care of.
    as if/as though
     
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     in a way that suggests something He behaved as if nothing had happened. It sounds as though you had a good time. It's my birthday. As if you didn't know! “Don't say anything.” “As if I would!(= surely you do not expect me to)
    considering the present situation; as things are We were hoping to finish it by next week—as it is, it may be the week after. I can't help—I've got too much to do as it is (= already). used when a speaker is giving his or her own impression of a situation, or expressing something in a particular way Teachers must put the brakes on, as it were, when they notice students looking puzzled. used to show the time or date from which something starts Our fax number is changing as of May 12.
    as to something, as regards something
     
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    used when you are referring to something As to tax, that will be deducted from your salary.
    as well (as somebody/something) (rather formal)
     
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    in addition to someone or something; too Will your husband be attending as well? They sell books as well as newspapers. She is a talented musician as well as being a photographer.
    until now or until a particular time in the past an as yet unpublished report As yet little was known of the causes of the disease. used as a comment on something that you have just said He smiled and I smiled back. As you do.
Which Word?as / like You can use both as and like to say that things are similar. Like is a preposition and is used before nouns and pronouns:He has blue eyes like me. As is a conjunction and an adverb and is used before a clause, another adverb, or a phrase beginning with a preposition:She enjoys all kinds of music, as do I. As always, he said little. In spoken English, like is frequently used as a conjunction or an adverb instead of as:Nobody understands him like I do. I don’t want to upset him again like before.It is also used instead of as if:It looks like we’re going to be late. You will find more help on the use of as and like in the entries for particular verbs, such as act, behave, etc.
See the Oxford Advanced Learner's Dictionary entry: as