<p><strong>Noun</strong></p><ul><li>a teardrop line of contour offering the least possible resistance to a current of air, water, etc.</li><li>the path of a particle that is flowing steadily and without turbulence in a fluid past an object</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) to make streamlined</li><li>to alter in order to make more efficient or simple</li></ul><p><strong>Adjective</strong></p><ul><li>streamlined</li></ul>