sift
     v 1: move as if through a sieve; "The soldiers sifted through the
          woods"
     2: separate by passing through a sieve or other straining
        device to separate out coarser elements; "sift the flour"
        [syn: {sieve}, {strain}]
     3: check and sort carefully; "sift the information" [syn: {sieve}]
     4: distinguish and separate out; "sift through the job
        candidates" [syn: {sieve}]
Source: WordNet® 2.0

SIFT
     Software Implemeted Fault Tolerance (HIFT)
     
     
Source: Virtual Entity of Relevant Acronyms