Source : Webster's Revised Unabridged Dictionary (1913)

Segregate \Seg"re*gate\, a. [L. segregatus, p. p. of segregare
   to separate; pref. se- aside + grex, gregis, a flock or herd.
   See {Gregarious}.]
   1. Separate; select.

   2. (Bot.) Separated from others of the same kind.

Segregate \Seg"re*gate\, v. t. [imp. & p. p. {Segregated}; p.
   pr. & vb. n. {Segregating}.]
   To separate from others; to set apart.

         They are still segregated, Christians from Christians,
         under odious designations.               --I. Taylor.

Segregate \Seg"re*gate\, v. i. (Geol.)
   To separate from a mass, and collect together about centers
   or along lines of fracture, as in the process of
   crystallization or solidification.

Source : WordNet®

segregate
     v 1: separate by race or religion; practice a policy of racial
          segregation; "This neighborhood is segregated"; "We
          don't segregate in this county" [ant: {desegregate}]
     2: divide from the main body or mass and collect; "Many towns
        segregated into new counties"; "Experiments show clearly
        that genes segregate"
     3: separate or isolate (one thing) from another and place in a
        group apart from others; "the sun degregates the carbon";
        "large mining claims are segregated into smaller claims"