Do you really want to send Webster 1913 a message saying you like their work?
Strat"i*fy (?), v. t. [imp. & p. p. Stratified (?); p. pr. & vb. n. Stratifying (?).] [Stratum + -fy: cf. F. stratifier.]
To form or deposit in strata, or layers, as substances in the earth; to arrange in strata.
© Webster 1913.