WordRel.com

• the center around which something rotates

  synonym	axis of rotation
  derivation	axial
  hypernym	mechanism
  hyponym	pinpivotrotor headrotor shaft

• the 2nd cervical vertebra; serves as a pivot for turning the head

  synonym	axis vertebra
  hypernym	cervical vertebraneck bone
  mero part	odontoid process

• a straight line through a body or figure that satisfies certain conditions

  derivation	axialaxial
  hypernym	line
  hyponym	coordinate axismajor axisminor axisoptic axisoptic axisprincipal axissemimajor axissemiminor axis

• a group of countries in special alliance

  synonym	bloc
  hypernym	alignmentalinementalliancecoalition
  hyponym	scheduled territoriessterling areasterling bloc

• the main stem or central part about which plant organs or plant parts such as branches are arranged

  hypernym	stalkstem
  hyponym	rachisspadix
  mero part	stele