bidentate

from WordNet (r) 3.0 (2006)
bidentate
    adj 1: having toothlike projections that are themselves toothed
from The Collaborative International Dictionary of English v.0.48
Bidentate \Bi*den"tate\, a. (Bot. & Zool.)
   Having two teeth or two toothlike processes; two-toothed.
   [1913 Webster]
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