sickle

名词 n. 动词 v.

英文释义

名词 n.
  1. An implement having a semicircular blade and short handle, used for cutting long grass and cereal crops.
    — Coordinate term: scythe
  2. Anything resembling a sickle, especially:; A sickle feather, any of the sickle-shaped rear feathers of the domestic cock.
  3. Anything resembling a sickle, especially:; The crescent moon. poetic
    — Then, ere the silver sickle of that month Became her golden shield, I stole from court With Cyril and with Florian, unperceived.
动词 v.
  1. To cut with a sickle. rare,transitive
    — Near-synonyms: reap, mow
  2. Of red blood cells: to assume an abnormal crescent shape. intransitive
    — Even the cells of heterozygotes will sickle if the oxygen tension is low enough.
  3. To deform (as with a red blood cell) into an abnormal crescent shape, to cause to sickle. transitive

词形变化

sickles plural sickles present,singular,third-person sickling participle,present sickled participle,past sickled past

词源

词源 1
From Middle English sikel (also assibilated in sichel), from Old English sicol, siċel, from Proto-West Germanic *sikilu, itself borrowed from Latin sēcula (“sickle”) or sīcīlis (“sickle”). Cognate with Dutch sikkel, German Sichel. Remotely related with English scythe and saw.
词源 2
From Middle English sikel (also assibilated in sichel), from Old English sicol, siċel, from Proto-West Germanic *sikilu, itself borrowed from Latin sēcula (“sickle”) or sīcīlis (“sickle”). Cognate with Dutch sikkel, German Sichel. Remotely related with English scythe and saw.
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