Frequency: The word is one of the 3000 most common words in English.
1.
If you describe something or someone as ~, you mean that they have some extremely good or special quality.
We’ve made ~ progress as a society in that regard...
The task requires ~ patience and endurance...
Rozhdestvensky is an ~ musician.
= exceptional, remarkable, amazing
ADJ: usu ADJ n approval
extraordinarily
She’s extraordinarily disciplined.
= exceptionally
ADV: ADV adj
2.
If you describe something as ~, you mean that it is very unusual or surprising.
What an ~ thing to happen!...
His decision to hold talks is ~ because it could mean the real end of the war.
= remarkable, amazing
ADJ emphasis
extraordinarily
Apart from the hair, he looked extraordinarily unchanged...
Extraordinarily, the favourites for the title lie at the bottom of the table.
= remarkably
ADV: ADV adj/adv, ADV with cl
3.
An ~ meeting is arranged specially to deal with a particular situation or problem, rather than happening regularly. (FORMAL)
...at an ~ meeting of the sport’s ruling body...
ADJ: ADJ n