Merriam-Webster Collegiate Dictionary - legislative

 I. adjective  Date: 1640  1.  a. having the power or performing the function of legislating  b. belonging to the branch of government that is charged with such powers as making laws, levying and collecting taxes, and making financial appropriations — compare executive, judicial  2.  a. of or relating to a legislature ~ committees  b. composed of members of a legislature ~ caucus  c. created by a legislature especially as distinguished from an executive or judicial body  d. designed to assist a legislature or its members a ~ research agency  3. of, concerned with, or created by legislation ~ courts  • ~ly adverb  II. noun  Date: 1642 the body or department exercising the power and function of legislating ; legislature