cylindroid

English

Etymology

cylinder +‎ -oid

Noun

cylindroid (plural cylindroids)

  1. (geometry) A cylinder with elliptical cross-section.
  2. (geometry) A certain three-dimensional surface described by a moving straight line, used to illustrate the motions of a rigid body and the forces that act upon it.
  3. (medicine) A ribbon-like mucous cast frequently found in the urine in cases of mild irritation of the kidney.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for cylindroid in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)

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