'Signal' as an adjective
It means ‘notable, conspicuous; remarkable, striking’ and is in current, if not frequent, use. The OED’s most recent citation, dated 2000, is from the ‘New York Book Review’:
This gathering of data is a signal achievement.
It means ‘notable, conspicuous; remarkable, striking’ and is in current, if not frequent, use. The OED’s most recent citation, dated 2000, is from the ‘New York Book Review’:
This gathering of data is a signal achievement.