adjective 1.that
prescribes; giving directions or injunctions:
a prescriptive letter from an anxious father. 2.depending on or arising from effective legal
prescription, as a right or title established by a long unchallenged tenure.
Related forms pre·scrip·tive·ly, adverb
pre·scrip·tive·ness, noun
non·pre·scrip·tive, adjective