MARGINAL meaning: 1. very small in amount or effect: 2. of interest to only a few people: 3. the idea that small…. Learn more.

MARGINAL definition: pertaining to a margin. See examples of marginal used in a sentence.

If you describe people as marginal, you mean that they are not involved in the main events or developments in society because they are poor or have no power. Andy Warhol made glamorous …

Of, relating to, located at, or constituting a margin, a border, or an edge: the marginal strip of beach; a marginal issue that had no bearing on the election results.

WordReference Random House Learner's Dictionary of American English © 2025 mar•gin•al /ˈmɑrdʒənəl/ adj. of, relating to, or located in a margin: marginal notes. barely adequate: a marginal …

Definition of marginal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Marginal definition: Of, relating to, located at, or constituting a margin, a border, or an edge.

The meaning of MARGINAL is written or printed in the margin of a page or sheet. How to use marginal in a sentence.

The marginal cost can be either short-run or long-run marginal cost, depending on what costs vary with output, since in the long run even building size is chosen to fit the desired output. If the cost function …

/ ˈmɑːdʒɪn ə l / us Add to word list small and not important: a marginal effect / improvement