specimen(redirected from midstream specimen)
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specimennoun case in point, documentum, example, exemplum, exponent, guide, illustration, model, paradigm, pattern, representative, repreeentative selection, sample
See also: case, entity, example, illustration, instance, model, paragon, pattern, representative, sample
SPECIMEN. A sample; a part of something by which the other may be known.
2. The act of congress of July 4, 1836, section 6, requires the inventor or discoverer of an invention or discovery to accompany his petition and specification for a patent with specimens of ingredients, an of the composition of matter, sufficient in quantity for the purpose of experiment, where the invention or discovery is of the composition of matter.