Important; more or less necessary; having influence or effect; going to the merits; having to do with matter, as distinguished from form. An allegation is said to be material when it forms a substantive part of the case presented by the pleading. Evidence offered in a cause, or a question propounded, is material when it is relevant and goes to the substantial matters in dispute, or has a legitimate and effective influence or bearing on the decision of the case.
Black’s Law Online Dictionary
