2. small in scale: very small in scale or importance Progress has been marginal so far.
3. irrelevant: not of central importance or relevance ignored everything marginal to his main thesis
4. on fringe: operating or existing on the fringes of a group or movement a marginal artist
5. very low: at or close to the lowest acceptable or viable limit a marginal standard of living
6. economics barely covering costs: barely able to cover the costs of production when sold or when producing goods for sale
7. agriculture difficult to cultivate: difficult to cultivate and therefore only brought into use if profits are high enough to make it worth the effort marginal land
