Stratify
Pronunciation : Strat"i*fy
Part of Speech : v.
Etymology : [Stratum + -fy: cf. F. stratifier.]
Definition : Defn: To form or deposit in strata, or layers, as substances in the earth; to arrange in strata.
t. [imp. & p. p. Stratified; p. pr. & vb. n. Stratifying.]
Source : Webster's Unabridged Dictionary, 1913