#1 sieve n. [screen] a strainer for separating lumps from powdered material or grading particles. wn
#2 sieve v. [screen, screen out, sort] examine in order to test suitability; "screen these samples"; "screen the job applicants". wn
#3 sieve v. [sift] check and sort carefully; "sift the information". wn
#4 sieve v. [sift, strain] separate by passing through a sieve or other straining device to separate out coarser elements; "sift the flour". wn
#5 sieve v. [sift] distinguish and separate out; "sift through the job candidates". wn
vizzz