Segregation \Seg`re*ga"tion\, n. [L. segregatio: cf. F. s['e]gr['e]gation.]

1. The act of segregating, or the state of being segregated; separation from others; a parting.

2. (Geol.) Separation from a mass, and gathering about centers or into cavities at hand through cohesive attraction or the crystallizing process.

Source: Webster's Revised Unabridged Dictionary (1913)