GRE marginal Definition Situated on the edge; minimal or barely sufficient. Example "The improvement in his health was marginal." Sign in to save GRE Quiz → ← margin marine → Study tips featuring "marginal" Force Contrast Between Two Similar Words Uncover the Hidden Stories Behind GRE Words Write GRE Words Into Your Own Sentences Related words GRE awe GRE smithereens GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct GRE aberrant