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(skb), n.[OE. scab, scabbe, shabbe; cf. AS. scb, sceabb, scebb, Dan. & Sw. skab, and also L. scabies, fr. scabere to scratch, akin to E. shave. See Shave, and cf. Shab, Shabby.] 1. An incrustation over a sore, wound, vesicle, or pustule, formed by the drying up of the discharge from the diseased part. 2. The itch in man; also, the scurvy. [Colloq. or Obs.] 3. The mange, esp. when it appears on sheep. Chaucer. 4. A disease of potatoes producing pits in their surface, caused by a minute fungus (Tiburcinia Scabies). 5. (Founding) A slight irregular protuberance which defaces the surface of a casting, caused by the breaking away of a part of the mold. 6. A mean, dirty, paltry fellow. [Low] Shak. 7. A nickname for a workman who engages for lower wages than are fixed by the trades unions; also, for one who takes the place of a workman on a strike. [Cant] Scab v. i.[imp. & p. p.Scabbed (); p. pr. & vb. n.Scabbing.] To become covered with a scab; as, the wound scabbed over. Scab n.(Bot.) Any one of various more or less destructive fungus diseases attacking cultivated plants, and usually forming dark-colored crustlike spots. スポンサード リンク
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