marginal
Definitions
Relating to or situated at the edge or margin of something.
Of secondary importance or having little significance.
Relating to a small or barely sufficient amount, especially in terms of profit or quality.
Examples
The company reported only a marginal increase in profits for the third quarter.
There is a marginal difference between the two shades of blue paint.
He made a marginal improvement in his test scores after attending extra tutoring sessions.
Synonyms
minor slight minimal peripheral negligible insignificant borderline
Antonyms
significant major central substantial essential important primary