Definitions

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

  • noun A hook-shaped part or process.

from The Century Dictionary.

  • noun The hook-like anterior extremity of the uncinate convolution of the brain.
  • noun In entomology, the beak-like mesial prolongation of the eighth abdominal segment of lepidopteróus insects. It forms no proper part of the organs ancillary to generation.
  • noun The head, hook, or comb of the malleolus or lateral tooth of the mastax of a wheel-animalcule.
  • noun In botany, a hook.

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

  • noun (Zoöl.) A hook or claw.

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

  • noun zoology A hook or claw.
  • noun anatomy Hence, any body part which is long, thin, and curved.
  • noun anatomy Specifically, the hooked end of the parahippocampal gyrus of the temporal lobe; also called the uncinate gyrus or uncus gyri parahippocampalis.

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

  • noun (biology) any hook-shaped process or part

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin, hook.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin uncus ("hook").

Examples

  • Sense of smell is projected in uncus [ "uncus" means hook] and hippocampus which are also parts of temporal lobe on medial aspect.

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  • Sense of smell is projected in uncus [ "uncus" means hook] and hippocampus which are also parts of temporal lobe on medial aspect.

    Recently Uploaded Slideshows

  • Sense of smell is projected in uncus [ "uncus" means hook] and hippocampus which are also parts of temporal lobe on medial aspect.

    Recently Uploaded Slideshows

  • The parts sound comically ominous--the amygdala, the hippocampus, the uncus.

    Proust effect

  • The parts sound comically ominous--the amygdala, the hippocampus, the uncus.

    Archive 2008-11-01

  • At I 313-16, Lucretius, discussing the invisible wearing away of substances, says 'stilicidi casus _lapidem_ cauat, uncus aratri/_ferreus_ occulte decrescit uomer in aruis,/strataque iam uolgi pedibus detrita uiarum/saxea conspicimus'.

    The Last Poems of Ovid

  • —The rhinencephalon comprises the olfactory lobe, the uncus, the subcallosal and supracallosal gyri, the fascia dentata hippocampi, the septum pellucidum, the fornix, and the hippocampus.

    IX. Neurology. 4c. The Fore-brain or Prosencephalon

  • The Hippocampal Fissure (fissura hippocampi; dentate fissure) begins immediately behind the splenium of the corpus callosum, and runs forward between the hippocampal and dentate gyri to end in the uncus.

    IX. Neurology. 4c. The Fore-brain or Prosencephalon

  • Here it lies along the concavity of the hippocampus, on the surface of which some of its fibers are spread out to form the alveus, while the remainder are continued as a narrow white band, the fimbria hippocampi, which is prolonged into the uncus of the hippocampal gyrus.

    IX. Neurology. 4c. The Fore-brain or Prosencephalon

  • Anteriorly it is continued into the notch of the uncus, where it forms a sharp bend and is then prolonged as a delicate band, the band of Giacomini, over the uncus, on the lateral surface of which it is lost.

    IX. Neurology. 4c. The Fore-brain or Prosencephalon

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