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词汇 polhode
释义

Definition of polhode in English:

polhode

noun ˈpɒlhəʊd
Geometry Physics
  • A non-plane curve traced on the surface of an ellipsoid by its point of contact with a plane on which it rolls (or notionally rolls) without slipping.

Origin

Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From French polhodie from ancient Greek πόλος + ὁδός way, path.

Definition of polhode in US English:

polhode

nounˈpɒlhəʊd
Geometry Physics
  • A non-plane curve traced on the surface of an ellipsoid by its point of contact with a plane on which it rolls (or notionally rolls) without slipping.

Origin

Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From French polhodie from ancient Greek πόλος + ὁδός way, path.

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