Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An implement having a semicircular blade attached to a short handle, used for cutting grain or tall grass.
- noun The cutting mechanism of a reaper or mower.
- intransitive verb To cut with a sickle.
- intransitive verb To deform (a red blood cell) into an abnormal crescent shape.
- intransitive verb To assume an abnormal crescent shape. Used of red blood cells.
- adjective Shaped like the blade of a sickle; crescent-shaped.
from The Century Dictionary.
- noun A reaping-hook; a curved blade of steel (anciently also of bronze) having the edge on the inner side of the curve, with a short handle or haft, for cutting with the right hand grain or grass which is grasped by the left.
- noun A sickle-shaped sharp-edged spur or gaff formerly used in cock-fighting.
- noun In embryology, a crescentie thickening at the posterior edge of the blastodisc in certain vertebrate embryos with meroblastic eggs, such as the fishes and reptiles.
- noun A crescentie whitish area in the choroid commonly observed in cases of myopia.
- noun One of the arms; which support the yarn guide-wire, or faller, on the spindle-carriage of a spinning-mule: so named from its shape.
- noun A sickle-feather.
from the GNU version of the Collaborative International Dictionary of English.
- noun A reaping instrument consisting of a steel blade curved into the form of a hook, and having a handle fitted on a tang. The sickle has one side of the blade notched, so as always to sharpen with a serrated edge. Cf. Reaping hook, under
reap . - noun (Astron.) A group of stars in the constellation Leo. See
Illust. ofLeo . - noun (Bot.) a kind of rock cress (
Arabis Canadensis ) having very long curved pods.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun agriculture an
implement , having asemicircular blade andshort handle , used forcutting long grass andcereal crops - verb agriculture, transitive To cut with a sickle
- verb transitive To deform (as with a red blood cell) into an abnormal crescent shape.
- verb intransitive To assume an abnormal crescent shape. Used of red blood cells.
- adjective Shaped like the blade of a sickle; crescent-shaped.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun an edge tool for cutting grass or crops; has a curved blade and a short handle
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Nutrition supplementation studies in sickle cell disease
Sickle cell disease research at The Children's Hospital 2010
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Click to read. fred, your sickle is showing, again.
Think Progress » Ridge Defends Napolitano From Right-Wing Attacks: The Criticisms Are ‘Misplaced’ 2010
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A one-year open label, non-comparative extension to a randomized, multicenter, phase II study to evaluate the safety, tolerability, pharmacokinetics and the effects on liver iron concentration of repeated doses of 5-30 mg/kg/day of ICL670 (deferasirox) relative to deferoxamine in sickle cell disease patients with transfusional hemosiderosis
Sickle cell disease research at The Children's Hospital 2010
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A randomized, multicenter, phase II study to evaluate the safety and efficacy of oral ICL670 (deferasirox) 20 mg/kg/day relative to subcutaneous deferoxamine in sickle cell disease patients with iron overload from repeated blood transfusions
Sickle cell disease research at The Children's Hospital 2010
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Fred ♪ ♫ ♪ says: red-diaper doper baby says: fred, your sickle is showing, again. now we know which troll you are.
Think Progress » Ridge Defends Napolitano From Right-Wing Attacks: The Criticisms Are ‘Misplaced’ 2010
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Commemorating a key event in sickle cell disease history
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Infections are the leading cause of death in sickle cell disease.
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Important health maintenance measures in sickle cell disease include:
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The inability to maximally concentrate urine is the most common renal abnormality in sickle cell disease.
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I mean, there's a reality of -- I mean, hey, we don't even hear the word sickle cell anymore now, do we?
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