so

1 so /ˈsoʊ/ adverb
1 so
/ˈsoʊ/
adverb
Britannica Dictionary definition of SO
1 
a  : to a degree that is suggested or stated
— often + that
— often used with as when making a comparison, when giving an example of some quality, or when describing someone or something
— see also so much as (below)
b  : to a great degree : very or extremely
◊ When this sense of so is used before an adjective alone, it is considered informal.
c  informal : without any doubt — used to make a statement more forceful
2 
: to a definite but not specified amount
3 
: in the same way
4 
: in the way that is stated or suggested
— often + that
5 
informal : most certainly

and so forth

or and so on
: and other things often of the same or similar kind

even so

— see 2even

ever so

— see ever

every so often

— see every

how so

— see 1how

never so much as

— see never

so far

— see 1far

so help me (God)

— see 1help

so long

— see 2long

so much

: an amount, price, etc., that is not stated or known

so much as

— used after a negative word (such as not or a contraction of not) to stress the smallness of an amount or effort
— see also 1so 1a (above)

so much for

informal
1 
— used to say that everything that can be said about or done with something or someone has been said or done
2 
— used to say that something has ended

so much so (that)

: to the extent that

so much the better

— see 3better

so to speak

— see speak
2 so /ˈsoʊ/ pronoun
2 so
/ˈsoʊ/
pronoun
Britannica Dictionary definition of SO
— used to refer to something that has just been stated or suggested

if I may say so

— see 1say

or so

— used to say that a number, amount, etc., is not exact
3 so /ˈsoʊ/ conjunction
3 so
/ˈsoʊ/
conjunction
Britannica Dictionary definition of SO
1 
: for that reason : and therefore
2 
— used to say the reason for something
3 
— used in speech to introduce a statement or question
4 
— used in speech to say in a somewhat rude or annoyed way that something is unimportant
5 
— used in speech to say that you have just become aware of someone or something

so as

— see 2as

so far as

— see 1far

so long as

— see 2long
4 so /ˈsoʊ/ adjective
4 so
/ˈsoʊ/
adjective
Britannica Dictionary definition of SO
not used before a noun
: agreeing with actual facts : true

just so

— see 2just
5 so /ˈsoʊ/ noun
5 so
/ˈsoʊ/
noun
Britannica Dictionary definition of SO
[noncount] music
: sol