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stratification

(Encyclopedia) stratification (Lat.,=made in layers), layered structure formed by the deposition of sedimentary rocks. Changes between strata are interpreted as the result of fluctuations in the…

joint, in geology

(Encyclopedia) joint, in geology, fracture in rocks along which no appreciable movement has occurred (see fault). Nearly vertical, or sheet, joints that result from shrinkage during cooling are…

paraplegia

(Encyclopedia) paraplegiaparaplegiapârˌəplēˈjēə [key], paralysis of the lower part of the body, commonly affecting both legs and often internal organs below the waist. When both legs and arms are…

PGA Championship

Edition:81stDates:Aug. 12–15Site: Medinah Country Club, Medinah, Ill.Par:36-36—72 (7401 yards)Purse:$3,500,000 1234TotEarnings1Tiger Woods70-67-68-72—277$630,0002Sergio Garcia66-73-68-71—…