from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Plural of torus.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Plural form of torus.
  • n. A protective, epidermal thickening derived from the stratum corneum and found in high friction areas (ie. the foot sole of a dog).


Sorry, no etymologies found.



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  • "'Not only does it bear a large number of parallel spirals ascending in half a dozen left-hand turns from the base almost to the bare, smooth tip, but it also has several much larger tori or undulating turns, rising in the same direction.'"

    --Patrick O'Brian, The Hundred Days, 79

    March 20, 2008