exceptional
adjective
uk/ɪkˈsepʃənəl/ usunusual; not what happens regularly or is expected:
The industry is anxious to stress that this is an exceptional case.
These are exceptional circumstances.
in exceptional circumstances/cases This right to sell the shares will apply only in exceptional cases.
A £2.5m exceptional charge from redundancies contributed to full-year losses.
exceptional costs
much greater or better than usual:
The effort put in by the team over the last five days has been exceptional.
Her leadership style produced exceptional results.
exceptionally
adverb
The quality of our products is exceptionally high.
an exceptionally competitive marketplace