subtrihedral

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English

Etymology

From sub- +‎ trihedral.

Pronunciation

  • IPA(key): /ˌsʌbtɹaɪˈhiːdɹəl/

Adjective

subtrihedral (not comparable)

  1. Almost trihedral.
    the subtrihedral crown of a tooth
    • 1840-1845, Richard Owen, Odontography
      The anterior or external teeth of the upper resemble those of the lower jaw ; they are strong , conical , subtrihedral , hollow at the base , which is obliquely truncated , and rounded and obtuse at the apex

References

subtrihedral”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.