So

• POS: Noun, Adjective, Adverb, Conjunction, Interjection, Pronoun

CIDE DICTIONARY

So, adv. [OE. so, sa, swa, AS. swā; akin to OFries, sā, s, D. zoo, OS. & OHG. s, G. so, Icel. svā, sv, svo, so, Sw. s, Dan. saa, Goth. swa so, sw as; cf. L. suus one's own, Skr. sva one's own, one's self. Custom, Ethic, Idiom, Such.].

•  In that manner or degree; as, indicated (in any way), or as implied, or as supposed to be known.  [1913 Webster]

  "Why is his chariot so long in coming?"  [1913 Webster]
•  In like manner or degree; in the same way; thus; for like reason; whith equal reason; -- used correlatively, following as, to denote comparison or resemblance; sometimes, also, following inasmuch as.  [1913 Webster]

  "As a war should be undertaken upon a just motive, so a prince ought to consider the condition he is in."  [1913 Webster]
•  In such manner; to such degree; -- used correlatively with as or that following; as, he was so fortunate as to escape.  [1913 Webster]

  "I viewed in may mind, so far as I was able, the beginning and progress of a rising world."  [1913 Webster]

  "He is very much in Sir Roger's esteem, so that he lives in the family rather as a relation than dependent."  [1913 Webster]
•  Very; in a high degree; that is, in such a degree as can not well be expressed; as, he is so good; he planned so wisely.  [1913 Webster]
•  In the same manner; as has been stated or suggested; in this or that condition or state; under these circumstances; in this way; -- with reflex reference to something just asserted or implied; used also with the verb to be, as a predicate.  [1913 Webster]

  "Use him [your tutor] with great respect yourself, and cause all your family to do so too."  [1913 Webster]

  "It concerns every man, with the greatest seriousness, to inquire into those matters, whether they be so or not."  [1913 Webster]

  "He is Sir Robert's son, and so art thou."  [1913 Webster]
•  The case being such; therefore; on this account; for this reason; on these terms; -- used both as an adverb and a conjuction.  [1913 Webster]

  "God makes him in his own image an intellectual creature, and so capable of dominion."  [1913 Webster]

  "Here, then, exchange we mutually forgiveness;
  So may the guilt of all my broken vows,
  My perjuries to thee, be all forgotten."  [1913 Webster]
•  It is well; let it be as it is, or let it come to pass; -- used to express assent.  [1913 Webster]

  "And when 't is writ, for my sake read it over,
  And if it please you, so; if not, why, so."  [1913 Webster]

  "There is Percy; if your father will do me any honor, so; if not, let him kill the next Percy himself."  [1913 Webster]
•  Well; the fact being as stated; -- used as an expletive; as, so the work is done, is it?  [1913 Webster]
•  Is it thus? do you mean what you say? -- with an upward tone; as, do you say he refuses? So?  [1913 Webster]
•  About the number, time, or quantity specified; thereabouts; more or less; as, I will spend a week or so in the country; I have read only a page or so.  [1913 Webster]

  " See the Note under Ill, adv."  [1913 Webster]

  "A week or so will probably reconcile us."  [1913 Webster]

  "So do, as thou hast said."  [1913 Webster]

  "As a flower of the field, so he flourisheth."  [1913 Webster]

  "Had woman been so strong as men."  [1913 Webster]

  "No country suffered so much as England."  [1913 Webster]

So, conj. 

 Provided that; on condition that; in case that; if.  [1913 Webster]
"Though all the winds of doctrine were let loose play upon the earth, so truth be in the field, we do injuriously, by licensing and prohibiting, to misdoubt her strength."  [1913 Webster]

So, interj. 

 Be as you are; stand still; stop; that will do; right as you are; -- a word used esp. to cows; also used by sailors.  [1913 Webster]

OXFORD DICTIONARY

So, adv. & conj.
--adv.
1 (often foll. by that + clause) to such an extent, or to the extent implied (why are you so angry?; do stop complaining so; they were so pleased that they gave us a bonus).
2 (with neg.; often foll. by as + clause) to the extent to which ... is or does etc., or to the extent implied (was not so late as I expected; am not so eager as you).

Idiom

and so on (or forth)
1 and others of the same kind.
2 and in other similar ways. so as (foll. by to + infin.) in order to (did it so as to get it finished). so be it an expression of acceptance or resignation. so-called commonly designated or known as, often incorrectly. so far see FAR. so far as see FAR. so far so good see FAR. so long! colloq. goodbye till we meet again. so long as see LONG(1).
so much
1 a certain amount (of).
2 a great deal of (is so much nonsense).
3 (with neg.) a less than; to a lesser extent (not so much forgotten as ignored). b not even (didn't give me so much as a penny). so much for that is all that need be done or said about. so so adj. (usu. predic.) indifferent; not very good.
--adv. indifferently; only moderately well. so to say (or speak) an expression of reserve or apology for an exaggeration or neologism etc. so what? colloq. why should that be considered significant?

Usage

In positive constructions as ... as ... is used: see AS(1).
3 (foll. by that or as + clause) to the degree or in the manner implied (so expensive that few can afford it; so small as to be invisible; am not so foolish as to agree to that).
4 (adding emphasis) to that extent; in that or a similar manner (I want to leave and so does she; you said it was good, and so it is).
5 to a great or notable degree (I am so glad).
6 (with verbs of state) in the way described (am not very fond of it but may become so).
7 (with verb of saying or thinking etc.) as previously mentioned or described (I think so; so he said; so I should hope).
--conj. (often foll. by that + clause)
1 with the result that (there was none left, so we had to go without).
2 in order that (came home early so that I could see you).
3 and then; as the next step (so then the car broke down; and so to bed).
4 a (introducing a question) then; after that (so what did you tell them?). b (absol.) = so what?

So, var. of SOH.

THESAURUS

So

a deal, a great deal, a lot, abundantly, accordingly, accurately, ad eundem, after this fashion, almighty, along these lines, as, as all creation, as all get-out, as long as, as well, at what price, awful, awfully, beaucoup, by what mode, by what name, ceteris paribus, consequently, considerable, considerably, correctly, correspondingly, either, equally, equivalently, ergo, evenly, ever so, ever so much, exceedingly, exceptionally, extremely, faultlessly, flawlessly, for, galore, greatly, hence, highly, how, identically, in consideration of, in contemplation of, in great measure, in kind, in like manner, in order to, in such wise, in that way, in this way, in what way, indifferently, just, just like that, just right, just so, largely, like, like so, like that, like this, likewise, mightily, mighty, much, muchly, never so, no end, no end of, not a little, only too, parlous, perfectly, plenty, powerful, powerfully, precisely, pretty, pretty much, properly, proportionately, quite, real, really, right, rightly, sic, similarly, so as, so as to, so long as, so that, so very much, straight, suchlike, terribly, terrifically, then, thereupon, this way, this-a-way, thus, thus and so, thus and thus, thusly, thuswise, to, to the skies, very, very much, whacking, whopping, without distinction

ROGET THESAURUS

So

Method

N method, way, manner, wise, gait, form, mode, fashion, tone, guise, modus operandi, MO, procedure, path, road, route, course, line of way, line of road, trajectory, orbit, track, beat, tack, steps, stair, staircase, flight of stairs, ladder, stile, perron, bridge, footbridge, viaduct, pontoon, steppingstone, plank, gangway, drawbridge, pass, ford, ferry, tunnel, pipe, door, gateway, channel, passage, avenue, means of access, approach, adit, artery, lane, loan, alley, aisle, lobby, corridor, back-door, back-stairs, secret passage, covert way, vennel, roadway, pathway, stairway, express, thoroughfare, highway, turnpike, freeway, royal road, coach road, broad highway, King's highway, Queen's highway, beaten track, beaten path, horse road, bridle road, bridle track, bridle path, walk, trottoir, footpath, pavement, flags, sidewalk, crossroad, byroad, bypath, byway, cut, short cut carrefour, private road, occupation road, highways and byways, railroad, railway, tram road, tramway, towpath, causeway, canal, street, speedway, adv, how, in what way, in what manner, by what mode, so, in this way, after this fashion, one way or another, anyhow, somehow or other, by way of, via, in transitu, on the high road to, hae tibi erunt artes.

Similarity

N similarity, resemblance, likeness, similitude, semblance, affinity, approximation, parallelism, agreement, analogy, analogicalness, correspondence, homoiousia, parity, connaturalness, connaturality, brotherhood, family likeness, alliteration, rhyme, pun, repetition, sameness, uniformity, isogamy, analogue, the like, match, pendant, fellow companion, pair, mate, twin, double, counterpart, brother, sister, one's second self, alter ego, chip of the old block, par nobile fratrum, Arcades ambo, birds of a feather, et hoc genus omne, gens de meme famille, parallel, simile, type, image, photograph, close resemblance, striking resemblance, speaking resemblance, faithful likeness, faithful resemblance, similar, resembling, like, alike, twin, analogous, analogical, parallel, of a piece, such as, so, homoiousian, connatural, congener, allied to, akin to, approximate, much the same, near, close, something like, sort of, in the ballpark, such like, a show of, mock, pseudo, simulating, representing, exact, lifelike, faithful, true to nature, true to life, the very image, the very picture of, for all the world like, comme deux gouttes d'eau, as like as two peas in a pod, as like as it can stare, instar omnium, cast in the same mold, ridiculously like, as if, so to speak, as it were, as if it were, quasi, just as, veluti in speculum, et sic de similibus, tel maitre tel valet, tel pere tel fils, like master, like servant, like father, like son, the fruit doesn't fall far from the tree, a chip off the old block.

Greatness

N greatness, magnitude, size, multitude, immensity, enormity, infinity, might, strength, intensity, fullness, importance, great quantity, quantity, deal, power, sight, pot, volume, world, mass, heap, stock, peck, bushel, load, cargo, cartload, wagonload, shipload, flood, spring tide, abundance, principal part, chief part, main part, greater part, major part, best part, essential part, bulk, mass, great, greater, large, considerable, fair, above par, big, huge, Herculean, cyclopean, ample, abundant, full, intense, strong, sound, passing, heavy, plenary, deep, high, signal, at its height, in the zenith, world-wide, widespread, far-famed, extensive, wholesale, many, goodly, noble, precious, mighty, sad, grave, heavy, serious, far gone, arrant, downright, utter, uttermost, crass, gross, arch, profound, intense, consummate, rank, uninitiated, red-hot, desperate, glaring, flagrant, stark staring, thorough-paced, thoroughgoing, roaring, thumping, extraordinary, important, unsurpassed, complete, august, grand, dignified, sublime, majestic, vast, immense, enormous, extreme, inordinate, excessive, extravagant, exorbitant, outrageous, preposterous, unconscionable, swinging, monstrous, overgrown, towering, stupendous, prodigious, astonishing, incredible, marvelous, unlimited, unapproachable, unutterable, indescribable, ineffable, unspeakable, inexpressible, beyond expression, fabulous, undiminished, unabated, unreduced, unrestricted, absolute, positive, stark, decided, unequivocal, essential, perfect, finished, remarkable, of mark, marked, pointed, veriest, noteworthy, renowned, truly, decidedly, unequivocally, purely, absolutely, seriously, essentially, fundamentally, radically, downright, in all conscience, for the most part, in the main, entirely, abundantly, widely, far and wide, greatly, much, muckle, well, indeed, very, very much, a deal, no end of, most, not a little, pretty, pretty well, enough, in a great measure, richly, to a large extent, to a great extent, to a gigantic extent, on a large scale, so, never so, ever so, ever so dole, scrap, shred, tag, splinter, rag, much, by wholesale, mighty, powerfully, with a witness, ultra, in the extreme, extremely, exceedingly, intensely, exquisitely, acutely, indefinitely, immeasurably, beyond compare, beyond comparison, beyond measure, beyond all bounds, incalculably, infinitely, preeminently, superlatively, immoderately, monstrously, preposterously, inordinately, exorbitantly, excessively, enormously, out of all proportion, with a vengeance, particularly, remarkably, singularly, curiously, uncommonly, unusually, peculiarly, notably, signally, strikingly, pointedly, mainly, chiefly, famously, egregiously, prominently, glaringly, emphatically, kat exochin, strangely, wonderfully, amazingly, surprisingly, astonishingly, incredibly, marvelously, awfully, stupendously, peculiarly, furiously, severely, desperately, tremendously, extravagantly, confoundedly, deucedly, devilishly, with a vengeance, a outrance, a toute outrance, painfully, sadly, grossly, sorely, bitterly, piteously, grievously, miserably, cruelly, woefully, lamentably, shockingly, frightfully, dreadfully, fearfully, terribly, horribly, a maximis ad minima, greatness knows itself, mightiest powers by deepest calms are fed, minimum decet libere cui multum licet, some are born great, some achieve greatness, and some have greatness thrust upon them.

Truth

N truth, fact, reality, plain fact, plain matter of fact, nature, truth, verity, gospel, gospel truth, God's honest truth, orthodoxy, authenticity, veracity, correctness, correctitude, accuracy, exactitude, exactness, preciseness, precision, delicacy, rigor, mathematical precision, punctuality, clockwork precision, conformity to rule, nicety, orthology, ipsissima verba, realism, plain truth, honest truth, sober truth, naked truth, unalloyed truth, unqualified truth, stern truth, exact truth, intrinsic truth, nuda veritas, the very thing, not an illusion, real Simon Pure, unvarnished tale, unvarnished truth, the truth the whole truth and nothing but the trut, just the thing, real, actual, veritable, true, right, correct, certain, substantially true, categorically true, definitively true, true to the letter, true as gospel, unimpeachable, veracious, unreconfuted, unconfuted, unideal, unimagined, realistic, exact, accurate, definite, precise, well-defined, just, just so, so, strict, severe, close, literal, rigid, rigorous, scrupulous, religiously exact, punctual, mathematical, scientific, faithful, constant, unerring, curious, particular, nice, delicate, fine, clean-cut, clear-cut, verified, empirically true, experimentally verified, substantiated, proven (demonstrated), rigorously true, unquestionably true, true by definition, genuine, authentic, legitimate, orthodox, official, ex officio, pure, natural, sound, sterling, unsophisticated, unadulterated, unvarnished, unalloyed, uncolored, in its true colors, pukka, well-grounded, well founded, solid, substantial, tangible, valid, undistorted, undisguised, unaffected, unexaggerated, unromantic, unflattering, truly, verily, indeed, really, in reality, with truth, certainly, actually, in effect, exactly, ad amussim, verbatim, verbatim et literatim, word for word, literally, literatim, totidem vervis, sic, to the letter, chapter and verse, ipsissimis verbis, ad unguem, to an inch, to a nicety, to a hair, to a tittle, to a turn, to a T, au pied de la lettre, neither more nor less, in every respect, in all respects, sous tous les rapports, at any rate, at all events, strictly speaking, the truth is, the fact is, rem acu tetigisti, en suivant la verite, ex facto jus oritur, la verita e figlia del empo, locos y ninos dicen la verdad, crazy people and children tell the truth, nihil est veritatis luce dulcius, veritas nunquam perit, veritatem dies aperit, the truth, the whole truth, and nothing but the truth, just the facts, ma'am, just the facts.