DictionarysignalRemarkable importance
adjective

signal

Notably important or striking.

The rescue is a signal achievement for the small team.

Etymology

Something signal stands out as a sign or distinguishing mark. The adjective therefore came to describe an event or quality that is notably remarkable.

More examples

  • The court's decision marked a signal victory for the campaign.
  • She made a signal contribution to the field.
  • Their failure was a signal warning to the industry.

Forms

signal

Similar words

notable
Means worthy of notice.
outstanding
Emphasizes standing above others in importance or quality.