AXIS

Definition of AXIS

  1. (noun)a straight line through a body or figure that satisfies certain conditions
  2. (noun)the main stem or central part about which plant organs or plant parts such as branches are arranged
  3. (noun)a group of countries in special alliance
  4. (noun)the 2nd cervical vertebra; serves as a pivot for turning the head
  5. (noun)the center around which something rotates