01 a. Approaching the form of a three-sided pyramid; as, the subtrihedral crown of a tooth.
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1.
Approaching the form of a three-sided pyramid; as, the subtrihedral crown of a tooth.
Entry
1 sense
Webster, 1913
Subtrihedral
· Sub·tri·he·dral
· IPA /ˌsʌbtɹaɪˈhiːdɹəl/