from The Century Dictionary and Cyclopedia

  • In anatomy, placed in advance of the tympanum of the ear: as, a pretympanic nerve.
  • In ichthyology, anterior with reference to the tympanic pedicle or suspensorium of the mandible; anterior among a set of bones composing this pedicle: correlated with epi-, meso-, and hypotympanic.
  • n. The pretympanic bone or cartilage of the suspensorium of the lower jaw of fishes, now generally called metapterygoid, under which name it is shown in the cut under palatoquadrate.


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