Verb
1. turn on or around an axis or a center;
"The Earth revolves around the Sun""The lamb roast rotates on a spit over the fire"2. exchange on a regular basis;
"We rotate the lead soprano every night"3. cause to turn on an axis or center;
"Rotate the handle"4. perform a job or duty on a rotating basis;
"Interns have to rotate for a few months"5. turn outward;
"These birds can splay out their toes""ballet dancers can rotate their legs out by 90 degrees"6. plant or grow in a fixed cyclic order of succession;
"We rotate the crops so as to maximize the use of the soil"