from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having two teeth or toothlike parts.

from The Century Dictionary.

  • In botany, doubly dentate, the principal teeth, as of a dentate leaf, being less deeply dentate.
  • Having two teeth or processes like teeth; two-toothed. Other forms are bidentated, bidental, bidential, and (rarely) bidented.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective (Bot. & Zoöl.) Having two teeth or two toothlike processes; two-toothed.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective botany Having tooth-like projections that are themselves dentate.
  • adjective chemistry Of a ligand, forming two separate chemical bonds to a coordinating metal ion.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective having toothlike projections that are themselves toothed


Sorry, no etymologies found.


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  • Role for a bidentate ribonuclease in the initiation step of RNA interference.

    Advanced Information: The 2006 Nobel Prize in Physiology or Medicine 2006

  • _Thorax_, oblong-ovate in the _female_, in the _worker_ transverse in front and narrowed behind with the metathorax bidentate; the anterior wings with one elongate marginal cell and two submarginal cells, the second extending to the apex of the wing; the legs stout, the femora incrassate; abdomen ovate, the peduncle with two nodes.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology Various

  • Black; the head and thorax very closely punctured, thinly clothed with griseous pubescence, that on the face, thorax beneath, and on the coxæ most dense and glittering; antennæ more slender than is usual in this genus, and tapering to their apex, the joints slightly subarcuate; the mandibles bidentate at their apex and with a yellow spot at their base.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology Various

  • The small cephalic lobe bore four eyes and five tentacles; each body-segment had on each side at the margin a tuft of simple setae directed obliquely upwards, and at some distance from this, upon the ventral surface, a group of thicker setae with a strongly uncinate bidentate apex.

    Facts and Arguments for Darwin Fritz Muller 1859

  • With the chevy ss impala of the gorgon sumptuosity bidentate, it is eventual that lawfully traffic dysthymia be bishop.

    Rational Review 2009

  • Oddly, as one reader pointed out, this is also what John McCain did during the town hall style debate bidentate, an adjective meaning having two teeth or toothlike parts from the Latin bi - (two) + dens (tooth) palinode, a noun referring to a poem in which the writer retracts something said in a previous poem.

    Pensito Review 2008


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