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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A small fossa.

from The Century Dictionary and Cyclopedia

  • n. A small fossa; specifically, a vacant space representing one of the primitive septa of certain corals, as the Rugosa, more fully called a septal fossula. Also fossule.
  • n. In anatomy, one of the numerous slight depressions on the surface of the brain.


From Latin fossula ("small ditch or trench"). (Wiktionary)



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