placoid Hear it!

placoid Definition

plac·oid (plak′o̵id′)

adjective

Zool. of or having scales that are periodically shed and replaced, consisting of a dentin base and an enamel-covered surface, as in cartilaginous fishes

Etymology: < Gr plax, flat plate, tablet (see placenta) + -oid

Browse dictionary entries near placoid

  1. ‹ placket
  2. ‹ placing
  3. ‹ placid
  4. ‹ placer mining
  5. ‹ placer
  6. ‹ placentation
  7. ‹ placentate
  8. ‹ placenta
  9. ‹ placement service
  10. ‹ placement ratio
  1. plafond ›
  2. plagal ›
  3. plage ›
  4. plagi- ›
  5. plagiarism ›
  6. plagiarist ›
  7. plagiarize ›
  8. plagiary ›
  9. plagio- ›
  10. plagioclase ›