Meaning of SO in English

conj provided that; on condition that; in case that; if.

2. so ·adv it is well; let it be as it is, or let it come to pass;

— used to express assent.

3. so ·adv well; the fact being as stated;

— used as an expletive; as, so the work is done, is it?.

4. so ·adv is it thus? do you mean what you say? — with an upward tone; as, do you say he refuses? so?.

5. so ·adv in that manner or degree; as, indicated (in any way), or as implied, or as supposed to be known.

6. so ·adv in such manner; to such degree;

— used correlatively with as or that following; as, he was so fortunate as to escape.

7. 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.

8. so ·adv 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.

9. so ·adv the case being such; therefore; on this account; for this reason; on these terms;

— used both as an adverb and a conjuction.

10. so ·adv 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.

11. so ·adv 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.

12. so ·adv 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.

Webster English vocab.      Английский словарь Webster.