1 yet /ˈjɛt/ adverb
1 yet
Learner's definition of YET
: until now : so far
: at this time : so soon as now
: in addition used for emphasis
: to a greater extent or degree
: at a later time
used to indicate how long something will last

as yet

also as of yet
: until the present time : so far

just yet

see 2just

the best is yet to come/be

see 3best

yet again

: for another time : again
2 yet /ˈjɛt/ conjunction
2 yet
Learner's definition of YET
used to introduce a statement that adds something to a previous statement and usually contrasts with it in some way