- having pistons moving inward and outward from a central point or shaft: a radial engine; a radial pump.
- noting a bearing designed primarily to take thrusts radial to the center of rotation.
Origin of radial
Related formsra·di·al·i·ty, nounra·di·al·ly, adverbmul·ti·ra·di·al, adjective
Examples from the Web for radial
The chimneys, except for the octagonal red-brick base, are constructed of the radial perforated bricks.The New York Subway|Anonymous
When a radial face or surface is convex, it is said to be rounding or round, and when it is concave it is said to be hollow.Modern Machine-Shop Practice, Volumes I and II|Joshua Rose
The hand deviates to the radial side, and thereby still further increases the prominence caused by the lower end of the ulna.
The propeller at B is simply a tin disc with radial cuts, each sector being twisted at an angle by a pair of pliers.Toy-Making in School and Home|Ruby Kathleen Polkinghorne and Mabel Irene Rutherford Polkinghorne
Pores regular, oblong, disposed regularly in sixty to eighty radial series; fourteen to sixteen on the radius.