since

Since \Since\, prep.
   From the time of; in or during the time subsequent to;
   subsequently to; after; -- usually with a past event or time
   for the object.
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         The Lord hath blessed thee, since my coming. --Gen.
                                                  xxx. 30.
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         I have a model by which he build a nobler poem than any
         extant since the ancients.               --Dryden.
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Since \Since\, conj.
   Seeing that; because; considering; -- formerly followed by
   that.
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         Since that my penitence comes after all,
         Imploring pardon.                        --Shak.
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         Since truth and constancy are vain,
         Since neither love, nor sense of pain,
         Nor force of reason, can persuade,
         Then let example be obeyed.              --Granville.
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   Syn: Because; for; as; inasmuch as; considering. See
        {Because}.
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Since \Since\ (s[i^]ns), adv. [For sins, contr. fr. OE. sithens,
   sithenes, formed by an adverbial ending (cf. {Besides}) from
   OE. sithen, also shortened into sithe, sin, AS.
   si[eth][eth]an, sy[eth][eth]an, seo[eth][eth]an, afterward,
   then, since, after; properly, after that; fr. s[imac][eth]
   after, later, adv. and prep. (originally a comparative adv.,
   akin to OS. s[imac][eth] afterward, since, OHG. s[imac]d, G.
   seit since, Goth. sei[thorn]us late, ni [thorn]anasei[thorn]s
   no longer) + [eth]on instrumental of the demonstrative and
   article. See {That}.]
   1. From a definite past time until now; as, he went a month
      ago, and I have not seen him since.
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            We since become the slaves to one man's lust. --B.
                                                  Jonson.
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   2. In the time past, counting backward from the present;
      before this or now; ago.
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            How many ages since has Virgil writ?  --Roscommon.
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            About two years since, it so fell out, that he was
            brought to a great lady's house.      --Sir P.
                                                  Sidney.
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   3. When or that. [Obs.]
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            Do you remember since we lay all night in the
            windmill in St. George's field?       --Shak.
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56 Moby Thesaurus words for "since":
      aeons ago, after, after all, after that, afterwards, ages ago, ago,
      as, as long as, as things go, back, back when, backward, because,
      behind, being, being as how, below, cause, considering, ever since,
      ex post facto, following, for, forasmuch as, from away back,
      from time immemorial, gone by, in that, in the aftermath,
      in the sequel, inasmuch as, insofar as, insomuch as, into the past,
      later, long since, next, parce que, reminiscently, retroactively,
      retrospectively, seeing, seeing as how, seeing that,
      since long ago, since time began, subsequent to, subsequently,
      then, thereafter, thereon, thereupon, therewith, until now,
      whereas