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axial rotation

axial rotation

6.5
Turning of an object around a line through its middle
  • noun
  • /ˈæksiəl roʊˈteɪʃən/
  • Specialized
translation icon : rotación axial
  • The assumption is that planetary orbits line up roughly with the parent star's axial rotation.

Examples

  • During its axial rotation, the planet tilts at an angle that affects its overall weather patterns.

  • Thus, we seem to have a neat division between the day determined by our axial rotation and the year set by our orbital revolution.

    Academic text (2007)
  • Ariel's axial rotation exactly matched her orbital revolution.

    Fiction book (1998)
  • The cervical region is the most mobile, with more than 20 degrees of flexion and 40-50 degrees of axial rotation to each side.

    Academic text (2005)
  • The axial rotation of the Earth causes day and night as it spins on its axis.

  • Scientists study the axial rotation of planets to understand their climates and seasons.

Synonyms

turn
vsaxial rotation
485 1.0

A change of direction in a road or path

refers specifically to continuous spinning around the object's own axis
rotation
vsaxial rotation
54 2.8

Turning around a central point, for example the Earth spinning once

is specific to spinning around the object's own axis
axial motion
vsaxial rotation
  • Specialized
6.9

Movement when something turns around its own middle like a spinning top

is the technical name for spinning around the same own axis
rotary motion
vsaxial rotation
  • Specialized
3.6

Movement in which something spins around a fixed line

is limited to spinning specifically around the object's own axis

Surface Forms

Morphology

axial + rotation

The meaning 'rotation of an object around its own axis' is directly and transparently derived from combining 'axial' (related to an axis) with 'rotation' (spinning around an axis). Although somewhat technical, the compound follows standard compositional noun phrase formation and has clear cross-linguistic equivalents, so a B1 learner who knows the constituents should grasp the MWE.

Etymology

Axial rotation gives a clear image: axial refers to an axis, the straight line through an object's center, and rotation means turning. So the phrase means 'turning around its own axis'.